Two circles are of same radius. One is fixed and another moves over it. What is the no. of revolutions it makes about the center?
2
School wants to have the no. of students to b 100. It has certain ratio of students who knows French, some Spanish, some English and others none. What is the no. of students it has?
14.26%
Latest Answer: I think the birth weeks of the other 6 guys must be different from those of the 3 guys. Therefore the answer should be....(9*8*7/3*2*1)*53*(52^6/53^9) ...
Two trains of same length, moving in opposite directions cross in 18 seconds. The speed of the 2 trains being 42kmph and 48kmph. What is the length of the trains in meters?
225 meters
A pipe fills a tank in 2hrs and another empties it in 3 hrs. How long will it take to fill the tank?
6 hrs
Out of two clocks one is slower than the other by 5%, how much is the second one faster than the slower clock?
5.26%
A vehicle is to reach a certain place in 1 hr at 90 kmph. However it slows down on the way and reaches the destination at an average speed of 72 kmph. How much late is thevehicle?
15 mins.
In a class average age of boys is 15 yrs and that of girls is 16 yrs. The total average being 15.6 yrs. Find the ratio of boys to girls
3:2
A person moves 25 miles South, then 25 miles West from his camp. How far is he and in what direction from his camp?
Latest Answer: the answer is 2A0F ...
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