Math MCQ Part-6

A man loses 20% by selling an article for Rs. 96. For what amount should he have sold the article to gain 15% ?

The prices of a school bag and a shoe are in the ratio7:5. The price of a school bag is 200 more than the price of a shoe. Then the price of a shoe is

In how much time will a sum of Rs. 5250 amounts to Rs. 9870 at the rate of 11 percent per annum at simple interest ?

Rahud adds 2 litres of alcohol in 6 litres of water and Dinesh adds 1 litre of alcohol in 9 litres of water. What is the ratio of the percentage of alcohol in the two mixtures ?

Marked price of an article is 35% more than its cost price. If a dis- COunt of 40% is given, what will be the loss per cent ?

The H.C.F of 1/2, 𝟑/𝟒, 𝟓/𝟔 𝐚𝐧𝐝 𝟕/𝟖

A batsman in his 11th inning scores 88 runs, thereby increasing his average score by 4. What is his average after the 11th innings ?

A man goes from Kalyan to Mumbai at the rate of 10 kmph and returns to Kalyan at the rate of - 15 kmph. What is his aveage speed during the whole journey ?

A pipe can fill a tank in 15 hours. Due to leakage in the bottom it is filled in 20 hours. If the tank is full, and the pipe is closed, how much time will the leak take to empty the entire tank ?

A can do a piece of work in 10 days. B can do it in 15 days. With the assistance of C they completed the work in 5 days. Find in how many days C alone can do it ?