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#5951 2018-06-11 23:32:53

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

#4103. Find the distance of the point (5,-5) from the origin.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5952 2018-06-12 12:50:37

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,252

Re: Oral puzzles


Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away. May his adventurous soul rest in peace at heaven.

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#5953 2018-06-12 14:44:32

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

is correct. Excellent, Monox D. I-Fly!

#4104. What is the distance of the point (a,2a) from the origin?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5954 2018-06-12 23:32:00

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4105. If the point R(3,5) divides the points P(-1,-7) and Q(a,b) internally in the ratio 4:1, find the value of (b - a).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5955 2018-06-13 14:29:25

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

#4106. Find the coordinates of the point which divides the line joining the points (-3,1) and (3,7) externally in the ratio 7:1.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5956 2018-06-13 23:03:39

ganesh
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Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4107. In what ratio point R(-2,-1) internally divides the line joining the points P(-5,-2) and Q(4,1)?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5957 2018-06-14 14:22:47

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4108. Find the mid-point of the points (-2,5) and (6,11)?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5958 2018-06-15 00:16:49

ganesh
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Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4109. If the coordinates of the mid-point of the points (4,2a) and (-2,a+6) is (1,-3), find the value of (a+5).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5959 2018-06-15 14:30:26

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

#4110. Find the distance between the points
(i) (-4,0) and (7,0).
(ii) (5,0) and (0,-12).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5960 2018-06-16 00:10:32

ganesh
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Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

#4111. Find the distance between the points
(i) (-2,3) and (4,-5).
(ii) (9,0) and the origin.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5961 2018-06-17 00:41:42

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

#4112. If AB = BC, where A(2,-7), C(4,3) and the sum of the abcissa and ordinate of the point B is 5. Find the coordinates of the point B.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5962 2018-06-18 00:20:22

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4113. Find the coordinates of the point, which divides the line joining the points (-4,-2) and (8,7) internally in the ratio 2:3.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5963 2018-06-18 14:20:56

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4114. In which ratio x-axis divides the line joining the points P(2,-4) and Q(-8,3)?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5964 2018-06-19 00:28:08

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4115. Find the slope of the line joining the points (4,2) and (7,6).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5965 2018-06-19 14:41:49

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4116. Find the slope of the line joining the points (-3,8) and (4,-2).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5966 2018-06-20 00:21:33

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4117. If the slope of the line joining the points (-4,a+2) and (1-2a,2) is

, find the value of 'a'.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5967 2018-06-20 14:20:34

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4118. Find the equation of a line whose slope is

and y-intercept is 5.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5968 2018-06-21 00:16:09

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4119. If a straight line passes through a point (2,-5) and its slope is -3, find the equation of the straight line.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5969 2018-06-21 16:18:11

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

#4120. Find the equation of a line passing through the points (-1,5) and (2,7).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5970 2018-06-22 00:46:41

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4121. Find the equation of a straight line which cuts the intercepts -3 unit and

units on x-axis and y-axis, respectively.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5971 2018-06-22 14:39:47

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4122. Find the acute angle between the lines y = 2x + 5 and y + 3x + 2 = 0.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5972 2018-06-23 00:43:37

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4123. If the lines 2x + 4y + 5 = 0 and y = 2 + ax are parallel, find the value of 'a'.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5973 2018-06-23 15:32:03

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4124. If lines y = 4x + 5 and y = (a + 1)x - 10 are perpendicular, find the value of 'a'.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5974 2018-06-24 00:41:29

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4125. If the lines 2x + (a + 1)y + 5 = 0 and 5x + (3a - 1)y - 12 = 0 are parallel, find the value of 'a'.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#5975 2018-06-24 15:18:48

ganesh
Administrator
Registered: 2005-06-28
Posts: 25,591

Re: Oral puzzles

Hi,

.

#4126. If the lines (4 + a)x + 3y - (a + 5) = 0 and 5x + (7 - 2a)y - (3a + 5) = 0 are perpendicular to each other, find the value of 'a'.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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