Paresh babu earns Rs. 8X per month. But the spends Rs. (3x - 15) per month. Let's find the amount of money he saves per month.

Pareshbabu earns 8x rupees per month. But he spends (3x-15) per month. Find the amount of money he saves per month.

Ramu had Rs. (13x^2-x -3) . He spent Rs. (4x^2 - 3x - 12) . Let's find how much money Ramu has got.

A person , giving two equal loans, one at a rate of simple interest of 8% per annum and the other at a rate of simple interst of 6% per annum, earns a total interest of Rs756 after a period of time of 18 months. Find the total amount of money he has given as loan.

Anilbabu pays 22% of his salary for house rent. If he pays ₨. 1870 per month for rent. Let's find his montly salary.

In a business, A invested Rs. 4000 for 8 months and Rs. 6000 for 4 months, B invested Rs. 3000 for 6 months and Rs. 5000 for 6 months. Also C invested Rs 3000 for 12 months in the same business. If at the end of the year the profit be Rs. 700, then find the profit of each of them.

Two posts were offered to a man. In the first one the starting salary was Rs. 120 per month and the annual increment was Rs. 8, In the second post the salary commenced at Rs. 85 per month but the annual increment was Rs. 12. The man decided to accept that post which would give him more total earnings in the first twenty years of his service. Which post was acceptable to him ? Justify your answer.

in a partnership business. A invested Rs. 4000 for 6 months and B invested Rs. 3000 for 7 months. If the profit of B in that business be Rs. 1400 ten find th total amount of profit.

A certain principal amounts Rs2750 in 2 years at a rate of simple interest of 5% per annum. Then find the rate of simple interest in percent per annum for which the principal amounts Rs3000 in 2 years.

If the amounts of a sum of money be Rs. 672 in 2 years and Rs. 714 in years, then find the rate of compound interest per annum.

Interest of Rs x for y months at the rate of 20% simple interest is