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A shopkeeper allows a discount of 20% and then applies VAT of 15% on an item having a marked price of Rs. 2,000. At what price did he sell the item?

The time taken by a boat to cover a distance of 60 km downstream is equal to 60% of the time taken by it to cover 75 km upstream. The speed of the stream is 4 km/h. What will be the total time (in hours) that the boat will take to cover 39.2 km in still water and 51.2 km downstream?

Three taps A, B and C can fill a tank in 10, 18 and 6 hours, respectively. If A is open all the time and B and C are open for one hour each alternatively, starting with B, the tank will be full in:

The ratio of money with Kishore to Pradeep is 5 : 11 and that with Pradeep to Sandeep is 6 : 14. If Kishore has Rs. 570, then Sandeep has (in Rs.):

The amount payable on maturity of a certain sum invested for 2 years at the rate of 15% p.a. interest compounded 8-monthly is Rs. 18,634. What is the simple interest on the same sum for the same period at 5% p.a.?

Find the sum of all three-digit numbers which are divisible by both 20 and 25.

If 156 is 20% more than A, then A is what per cent less than 156?

[Give your answer correct to two places after the decimal]

x varies directly as the square of y and inversely as the cube root of z and x = 2, when y = 4, z= 8. What is the value of y when x = 3, and z = 27?

A number is increased by 10% and then decreased by 10%. It is again increased by 20% What is the net change in percent?

What is the least natural number that should be added to 1135 so that the sum is completely divisible by 3, 4, 5, and 6?