Maths MCQs

Three pipes P, Q and R can fill a cistern in 40 minutes, 80 minutes and 120 minutes, respectively. Initially, all the pipes are opened. After how much time (in minutes) should the pipes Q and R be turned off so that the cistern will be completely filled in just half an hour?

Three pipes P, Q and R can fill a cistern in 40 minutes, 80 minutes and 120 minutes, respectively. Initially, all the pipes are opened. After how much time (in minutes) should the pipes Q and R be turned off so that the cistern will be completely filled in just half an hour? Optionsa) 10b) […]

Three pipes P, Q and R can fill a cistern in 40 minutes, 80 minutes and 120 minutes, respectively. Initially, all the pipes are opened. After how much time (in minutes) should the pipes Q and R be turned off so that the cistern will be completely filled in just half an hour? Read More »

If, on a marked price, the difference between selling prices with a discount of 65% and with two successive discounts of 30% and 40% is Rs 105, then the marked price (in Rs) is : 

If, on a marked price, the difference between selling prices with a discount of 65% and with two successive discounts of 30% and 40% is Rs 105, then the marked price (in Rs) is :  Optionsa) 1650b) 1050c) 1500d) 1320 Solution As per questionD1 = 30%D2 = 40%Successive Discount = Successive Discount = Successive Discount

If, on a marked price, the difference between selling prices with a discount of 65% and with two successive discounts of 30% and 40% is Rs 105, then the marked price (in Rs) is :  Read More »

Which of the following is the largest 5 – digit number divisible by 47?

Which of the following is the largest 5 – digit number divisible by 47? Optionsa) 98888b) 99969c) 10000d) 99999 Solution As per questionLargest 5 – digit number = 99999Divide this number by 47 99,999÷47 = 2127.65Quotient = 2127Multiply of the quotient by 472127×47 = 99,969Check if 99,969 is divisible by 4799,969÷47 = 2127 Ans: b) 99969

Which of the following is the largest 5 – digit number divisible by 47? Read More »

Kiran lent Rs 4,000 to two persons such that one part of it at the rate of 8% per annum and the remaining part at the rate of 10% per annum. He got an annual simple interest of Rs 352. Then the sum lent at 10% is:

Kiran lent Rs 4,000 to two persons such that one part of it at the rate of 8% per annum and the remaining part at the rate of 10% per annum. He got an annual simple interest of Rs 352. Then the sum lent at 10% is: Optionsa) Rs. 1800b) Rs. 2400c) Rs. 1600d) Rs. 2200 Solution

Kiran lent Rs 4,000 to two persons such that one part of it at the rate of 8% per annum and the remaining part at the rate of 10% per annum. He got an annual simple interest of Rs 352. Then the sum lent at 10% is: Read More »

Find the gain percentage , given that Priya sold her scooter for Rs 42564 gaining 1/6th of the selling price.

Find the gain percentage , given that Priya sold her scooter for Rs 42564 gaining 1/6th of the selling price. Optionsa) 40%b) 20%c) 15%d) 30% Solution As per questionPriya sold her scooter (SP) = 42564 Rs.gaining  of the selling price (P) = 1/6thP = P = 7094CP = SP – P CP = 42564 – 7094

Find the gain percentage , given that Priya sold her scooter for Rs 42564 gaining 1/6th of the selling price. Read More »

The marked price of an article is 26% more than its cost price. If a discount of 32% is given, what will be the loss percentage?

The marked price of an article is 26% more than its cost price. If a discount of 32% is given, what will be the loss percentage? Optionsa) 15.25%b) 14.32%c) 12.26%d) 18.64% Solution As per questionMP = CP x 1.26Discount on MP 32%SP = (CP x 1.26) x .68SP = CP x .8568Loss = SP – CP

The marked price of an article is 26% more than its cost price. If a discount of 32% is given, what will be the loss percentage? Read More »

A person earns Rs 16,000 per month and spends 80% of his income and saves the remaining amount.

A person earns Rs 16,000 per month and spends 80% of his income and saves the remaining amount. If his income increases by 20% and expenditure by 10%, find the percentage of increase in his savings. Optionsa) 140 %b) 90 %c) 60 %d) 120% Solution As per questionIncome = 16000Expenditure = 80%Saving = 3200Expenditure = Income x

A person earns Rs 16,000 per month and spends 80% of his income and saves the remaining amount. Read More »

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