Directions:  In the following two equations questions numbered (I) and (II) are given. You have to solve both equations and
Give answer
(a) If x > y
(b) If x ≥ y
(c) If y > x
(d) If y ≥ x
(e) If x = y or no relation can be established

$$ {I.x^{2}=81}$$
$$ {II.(y-9)^{2}}=0$$

If 738 A6A is divisible by 11, then the value of A is-

By selling 100 pencils, a shopkeeper gains the selling price of 20 pencils, His gain percent is:

If b is the mean proportionate of a and c then find the value of $$ {(a-b)^{3}:(b-c)^{3}}$$ ?

Directions: Study the information given below and answer the questions that follow.
An article was bought for Rs. 5600. Its price was marked up by 12%. Thereafter it was sold at a discount of 5% on the marked price.

What was the percent profit on the transaction?

At what simple rate of interest a sum is double in 8 years?

Three numbers which are co-prime to one another are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is: 

Two years ago, the ratio of the age (in years) at A and B was 2:3. The ratio of their respective ages, three years from now, will be 3:5. What will be the ratio of respective ages of A and B, 6 years from now?