If x, y, z are three sums of money such that y is the simple interest on x, z is the simple interest on y for the same time and at the same rate of interest, then we have.
If x, y, z be the digits of a number beginning from the left, the number is
If x:y = 7:5 , then what is (5x - 2y) : (3x + 2y) equal to?
If x:y be the ratio of two whole numbers and z be their HCF, then the LCM of those two number is = ?
If x=(1/3)y and y=(1/2)z, then x : y : z is equal to = ?
If you subtract 6 from the present age of Rajesh and divide the remainder by 18, then the age of Anoop is obtained. Mahesh is 5 years old and Anoop is 2 years younger than Mahesh. What is Rajeshs present age?
Imagine that your watch was correct at noon, but then it began to lose 30 minutes each hour. It now shows 4 p.m. but it stopped 5 hours ago. What is the correct time now?
In 10 years A will be twice as old as B was 10 years ago. If A is now 9 years older than B, what is the present age of B?
In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, the present age of B is
In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by
