Quantitative an...

Profit made by department E is how much percent more than that by department A?

In a tea sample, Darjeeling tea and Assam tea are mixed in a ratio 2 : 3. If the price of the tea sample is Rs. 180/kg and that of Darjeeling tea is Rs. 300/kg, find the price of Assam tea.

If a+ b = 4, a - b = 2, then find the value of 2(a² + b²).

The speed of a boat upstream is 2 kmph and downstream is 4 kmph. Find the speed of the boat in still water.

If two items are sold, each at Rs.120, one at a gain of 20% and other at a loss of 20%. What is the overall loss or gain?

If the difference between the profits made by department A and C is Rs 13200, then what was the total profit?

If a number is doubled and then squared and then the obtained number when divided by 6 gives a result equal to 96. Find the original number.

A’s profit = 20% of B’s profit, B’s profit = 40% of C’s profit, what is the profit ratio of A : B : C?

What is the rate of Compound interest on a sum of Rs.20000 if a person receives Rs.24200 at the end of 2 years?