20.The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
21.The largest 4 digit number exactly divisible by 88 is:
.22.Which of the following is a prime number ?
23.If a and b are odd numbers, then which of the following is even ?
.24.The sum of how may tersm of the series 6 + 12 + 18 + 24 + ... is 1800 ?
25.What decimal of an hour is a second ?
26.If 2994 ÷ 14.5 = 172, then 29.94 ÷ 1.45 = ?
27.What is the probability of getting a sum 9 from two throws of a dice?