Two numbers are in the ratio of 15:11. If their H.C.F is 13, find the numbers.

How many digits will be there to the right of the decimal point in the product of 95.75 and 0.2554 ?

The value of 1001 ÷ 11 of 13 is :

The average of the two-digit numbers, which remain the same when the digits interchange their positions , is :

Tanya's grandfather was 8 times older to her 16 years ago . He would bi 3 times of her age 8 years from now ....

The total age of A and B is 12 years more than the total age of B and C. C is how many years younger than A ?

The simple interest on a sum of money will be TK. 600 after 10 years. If the principal is trebled after 5 year...