The two numbers are in ratio 3 : 4. The difference between their squares is 28. Find the greater number.

• 12

• 8

• 16

• 10

If log0.01(10,000) = x; Find the value of x?

• 1

• -2

• -4

• 2

Find the root of the equations. if 4^x . 8^y = 128 and 3^x/27^y =

• 2, 1

• -2, 1

• 2, -1

• 1, 2

The present value of a scooter is ` 7290. The rate of depreciation is 10%. What was its value 3 years ago?

• 10,000

• 10010

• 9990

• 12000

If the interest of a money is equal to its one by nine, the rate of interest and time are equal then find rate of interest is.

• %

• 4½%

• 3%

• 3.5%

Find the future value of annuity of `500 is made annually for 7 years interest rate of 14% compound at annually.

• ` 5635.35

• ` 5365.35

• ` 6535.35

• ` 6355.35

How many number divisible by 5 of 6 digit can be made from the digit 2, 3, 4, 5, 6, 7

• 120

• 600

• 240

• none

If nP5 : nP3 is 2:1 than value of n is

• 2

• -5

• -2

• 5

The sum of five terms of AP is 75 find the 3rd term is.

• 20

• 30

• 15

• None of these

Find the value of dy/dx if y=x^x

• x^x loge x

• 1+logx

• y logx

• none of these