Question
If the square of the sum of two numbers is 25, and the
square of the difference of the same two numbers is 15, then find their product.Solution
The correct answer is A
Train X, traveling at a speed of 54 km/hr, crosses another train Y, which is moving in the opposite direction at a speed of 90 km/hr, in 't' seconds. If...
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'Pritampur' and 'Kanpur' divide by (d - 100) km, while 'Kanpur' and 'Delhi' are distanced by (d + 150) km. Between the stations of Pritampur and Kanpur,...
Train X, traveling at a speed of 72 km/hr, crosses another train Y, which is moving in the opposite direction at a speed of 108 km/hr, in 't' seconds. I...
A train covers a certain distance at a speed of 40 km/h and the next same distance with a speed of 70 km/h and the next same distance with a speed of 12...
A man running at the speed of 6 kmph was over taken by the train moving with the speed of 78 kmph in 23 seconds. Find the length of train.
1800 metres long train crosses a man who is moving in the same direction with a certain speed, in 18 seconds. If the same train can cross a tree in 9 se...
A train with a length of (p + 60) meters takes 30 seconds to cross a platform that is (q + 60) meters long while traveling at a speed of 20 meters per s...
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