Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#8251 2019-02-08 00:31:13

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7193. What would be the area of a circle whose diameter is 30.8 centimeters? Use

.


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.

Offline

#8252 2019-02-09 01:10:45

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7194. What would be the area of a square whose diagonal measures 28 centimeters?


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.

Offline

#8253 2019-02-10 00:50:25

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7195. If the circumference of a circle is 792 meters, what will it's radius be? Use

.


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.

Offline

#8254 2019-02-11 01:03:59

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7196. The Area of a circle is seven times the numerical value of its circumference. What is the Circumference of the circle? Use

.


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.

Offline

#8255 2019-02-11 01:36:12

math9maniac
Member
From: Tema
Registered: 2015-03-30
Posts: 419

Re: 10 second questions


Only a friend tells you your face is dirty.

Offline

#8256 2019-02-11 02:32:43

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

The solution #7196 is correct. Excellent, math9maniac!

#7197. One of the angles of a parallelogram is 45°. What will be the sum of the larger angle and twice the smaller angle of the parallelogram?


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.

Offline

#8257 2019-02-11 19:11:49

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,505

Re: 10 second questions


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.

Offline

#8258 2019-02-12 01:05:50

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

.

The solution #7197 is correct. Splendid, Monox D. I-Fly!

#7198. The ratio of the outer and inner perimeters of a circular path is 23:22. If the path is 5 meter wide, find the diameter of the inner circle.


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.

Offline

#8259 2019-02-13 00:35:03

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

.

#7199. A rectangular grassy plot 110 meter by 65 meter has a gravel path 2.5 meters all round it on the inside. What is the cost of graveling the path at 80 cents per square meter?


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.

Offline

#8260 2019-02-13 21:20:47

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7200. The area of a rectangular field of length 90 meters and breadth 80 meters is equal to the area of a square plot. What will be the length of the diagonal of the square plot?


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.

Offline

#8261 2019-02-15 01:01:43

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7201. The area of a rectangle is equal to the area of a circle with circumference equal to 220 meters. What is the length of the rectangle if its breadth is 50 meters? Use

.


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.

Offline

#8262 2019-02-16 01:00:51

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7202. Area of a rectangular field is 3584 square meters and the length and the breadth are in the ratio 7:2. What is the perimeter of the rectangle?


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.

Offline

#8263 2019-02-17 01:26:20

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7203. The Area of a square is twice the area of a circle. If the Area of the circle is 392 square centimeters, what is the length of the side of the square?


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.

Offline

#8264 2019-02-17 15:32:21

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,505

Re: 10 second questions


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.

Offline

#8265 2019-02-17 19:01:45

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

Neat work, Monox D. I-Fly! The solution #7203 is correct!

#7204. The perimeter of a rectangle is 60 centimeters and its breadth is 12 centimeters. What is the Area of the rectangle?


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.

Offline

#8266 2019-02-18 15:27:08

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,505

Re: 10 second questions


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.

Offline

#8267 2019-02-18 16:12:34

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

The solution #7204 is correct. Excellent, Monox D. I-Fly!

#7205. What would be the cost of building a fence around a square plot with an area equal to 361 square feet, if the price per foot of building the fence is $62?


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.

Offline

#8268 2019-02-20 01:00:37

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

.

#7206. A slice of a circular pizza of diameter 14 inches is cut in such a way that each slice of pizza has a central angle of 45°. What is the Area of each slice of Pizza (in square inches)? Use

.


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.

Offline

#8269 2019-02-20 14:23:32

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,505

Re: 10 second questions


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.

Offline

#8270 2019-02-20 16:33:37

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

.

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

#7207. The length of a rectangular plot is thrice its breadth. If the area of the rectangular plot is 6075 square meters, what is its length?


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.

Offline

#8271 2019-02-22 00:33:55

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7208. The ratio of the radii of two right circular cylinders is 4:7. The ratio of the heights of cylinders is 5:2. What is the ratio of volume of cylinders?


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.

Offline

#8272 2019-02-24 00:34:38

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7209. If the length of a rectangular field is increased by 20% and the breadth is reduced by 20%, the area of the rectangle will be 192 square meters. What is the area of the original rectangle?


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.

Offline

#8273 2019-02-26 00:33:47

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

#7210. Five persons live in a tent. If each person requires 16 square meters of floor Area and 100 cubic meters space for area then what would be the height of the cone of the smallest size to accommodate these persons? Use

.


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.

Offline

#8274 2019-02-28 00:39:31

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,379

Re: 10 second questions

Hi,

.

#7211. The sides of a triangular field are 41 meters, 40 meters, and 9 meters. Find the number of rose beds that can be prepared in the field if each rose bed, on an average, needs 900 square centimeter space.


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.

Offline

#8275 2019-02-28 14:07:03

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,505

Re: 10 second questions


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.

Offline

Board footer

Powered by FluxBB