Convert the ratio 4 : 5 to percentage.

• 25 %

• 80 %

• 40 %

• 75 %

What per cent of 2 litres is 250 mL?

• 12 %

• 5 %

• 23 %

• 12.5 %

A man saves 18% of his monthly income. How much he saves per month, if his monthly income is Rs 21000?

• Rs 7800

• Rs 2587

• Rs 3780

• Rs 3000

Mita attended her school on 204 days in a full year. If her attendance is 85%, find the number of days on which the school was opened.

• 200

• 240

• 254

• 265

The price of petrol goes up by 10%. By how much per cent must a motorist reduce the consumption of petrol so that the expenditure on it remains unchanged?

• 95/11 %

• 87/11 %

• 99/11 %

• 100/11 %

The value of a machine depreciates every year by 20%. If the present value of the machine be Rs 160000, what was its value last year?

• Rs. 255000

• Rs. 300000

• Rs. 200000

• Rs. 265000

Divide Rs 7000 among A, B and C such that A gets 50% of what B gets and B gets 50% of what C gets.

• Rs.4000, Rs.2000, Rs.1000

• Rs.3000, Rs.2000, Rs.2000

• Rs.5000, Rs.1000, Rs.1000

• Rs.3000, Rs.3000, Rs.1000

An alloy of tin and copper consists of 15 parts of tin and 105 parts of copper. Find the percentage of copper in the alloy?

• 75 %

• 36.5 %

• 87.5 %

• 15 %

Aman's income is 20% less than that of Anil. How much percent is Anil's income more than Aman's income?

• 15 %

• 20 %

• 18 %

• 25 %

Find the number a, if 8.4% of a is 42

• 325

• 500

• 457

• 650