The smallest fraction, which should be added to the sum of

2 1/2, 3 1/3, 4 1/4 and 5 1/5 to make the result a whole number, is

The greater of the two numbers whose product is 900 and sum exceeds their difference by 30 is

Which of the following is correct

If the sum of the digits of a three digit number is subtracted from that number, then it will always be divisible by

Three bells ring at interval of 36 seconds, 40 seconds and 48 seconds respectively. They start ringing together at a particular time. They will ring together after every

Let 0 < x < 1. Then the correct inequality is