Deepak starts the month of February with provisions expected to last for the entire month. After few days, he find that the provisions will be short by 10 days and it is calculated that if the provisions left is immediately tripled, it will complete the shortfall. If the provisions left is doubled instead of being tripled, and simultaneously the diet of the Deepak is decreased by 20%, then the provisions will fall short by-

If the length of a rectangle increases by 50% and the breadth decreases by 25%, then what will be the percent increase in its area?

The number obtained by subtracting two-third of 75% of 600 from a number is 320, what is the original number?

The length of a rectangle is increased by 60% then by how much % should the breadth be reduced so that its area does not change?

If the income of A is 25% more than that of B, then by what percent is the income of B less than that of A?

A seller uses 920 gm in place of one kg to sell his goods. When he sells his articles at 15% gain on cost price, the actual percentage of profit is :

The value of a machine depreciates at the rate of 10% per annum. It was purchased 3 years ago. If its present value is Rs.53071.20, the purchase price of the machine was:

The average monthly salary of all the employees in a company is ₹ 12,000. Among them the average salary of male employees is ₹15,000 and that of female employees is ₹8000. Accordingly, what is the ratio of male and female employees?