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#6026 2018-07-25 15:38:10
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4168. The length of the portion of the straight line 10y - 24x = 240 intercepted between the axes is _______-.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6027 2018-07-26 16:28:35
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4169. If the graph of the equations 3x + 2y = 18 and 3y - 2x = 1 intersect at the point (p,q), find the value of p + q.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6028 2018-07-27 18:00:20
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4170. Find the linear equation such that point on its graph has an ordinate four times its abscissa.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6029 2018-07-28 16:50:49
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4171. Find the equation of the straight line which passes through (4,-5) and is perpendicular to 3x + 4y + 5 = 0?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6030 2018-07-29 16:31:28
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4172. If the point of intersection of two lines 2x + 3y + 4 = 0 and 4x + 3y + 2 = 0 is at a distance d from the origin, what is the value of d?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6031 2018-07-30 16:31:20
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4173. Find the point at thich the graph of the equation 4x - 5y = 20 intercepts the x-axis.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6032 2018-07-31 16:51:06
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4174. The graph of the equation 2x + 5y + 30 = 0 intercepts the y-axis at the point ____.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6033 2018-08-01 16:14:32
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4175. 2x - ky + 7 = 0 and 6x - 12y + 15 = 0 has no solution for what value of k?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6034 2018-08-02 15:54:24
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4176. Find the length of the intercept of the graph of the equation 9x - 12y = 108 between the two axes.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6035 2018-08-03 17:17:21
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4177. For what value of k does 2x - ky + 7 = 0 and 6x - 12y + 15 = 0 has no solution?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6036 2018-08-04 15:53:28
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4178. For what value of k do the straight lines -3x + 5y + 8 = 0 and 6x - 10y + k = 0 has infinite solutions.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6037 2018-08-05 16:51:39
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4179. The triangle formed by the points A(4,3), B(12,3), and C(8,6) will be
(a) scalene.
(b) isosceles.
(c) equilateral.
(d) none of these.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6038 2018-08-06 16:47:01
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4180. The points A(2,5), B(3,7), and C(4,4) are the vertices of a triangle which is
(a) right angled
(b) obtuse angled
(3) equilateral
(d) none of these.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6039 2018-08-07 16:58:58
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4181. Find the area of the triangle ABC where A(2,4), B(0,0), and C(-3,6).
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6040 2018-08-08 16:06:18
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4182. Points A(12,7), B(4,1), and C(8,4) are vertices of
(a) right-angled triangle
(b) equilateral triangle
(c) collinear points
(d) none of these.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6041 2018-08-09 16:27:31
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4183. Find the slope of the straight line making an angle 30 degrees with the positive y-axis in clockwise direction.
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6042 2018-08-10 16:29:46
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4184. A box contains 6 red, 4 blue, 2 green, and 3 yellow marbles. If four marbles are picked at random, what is the probability of getting at least one is blue?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6043 2018-08-11 15:00:18
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4185. A box contains 6 red, 4 blue, 2 green, and 3 yellow marbles. If two marbles are picked at random, what is the probability of both being red?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6044 2018-08-12 15:37:07
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4186. A box contains 6 red, 4 blue, 2 green, and 3 yellow marbles. If three marbles are picked at random, what is the probability of two being blue and one yellow?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
#6045 2018-08-13 15:19:56
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4187. A box contains 6 red, 4 blue, 2 green, and 3 yellow marbles. If four marbles are picked at random, what is the probability of getting one green, two blue, and one red?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
Offline
#6046 2018-08-14 16:02:54
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4188. A box contains 6 red, 4 blue, 2 green, and 3 yellow marbles. If two marbles is picked at random, what is the probability of either both are green or both yellow?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6047 2018-08-15 14:44:31
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4189. In how many different ways can the letters of the word 'SECOND' be arranged?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6048 2018-08-16 15:46:49
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4190. In how many different ways can the letters of the word 'SIMPLE' be arranged?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6049 2018-08-17 15:37:30
- Jai Ganesh
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- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
#4191. In how many different ways can the letters of the word 'BELIEVE' be arranged?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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#6050 2018-08-18 15:21:27
- Jai Ganesh
- Administrator
- Registered: 2005-06-28
- Posts: 48,413
Re: Oral puzzles
Hi,
.
#4192. In how many different ways can the letters of the word 'VIRTUAL' be arranged among themselves?
It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.
Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.
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