Maths MCQs

Places A and B are 20 km apart on the highway. A car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in one hour. If they travelled towards each other, they meet in 12 minutes. What are the speeds (in km/h) of two cars?

Places A and B are 20 km apart on the highway. A car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in one hour. If they travelled towards each other, they meet in 12 minutes. What are the speeds (in km/h) of […]

Places A and B are 20 km apart on the highway. A car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in one hour. If they travelled towards each other, they meet in 12 minutes. What are the speeds (in km/h) of two cars? Read More »

A policeman noticed a thief at a distance of 500 metres. The policeman started running and the thief also started running at the same time. The thief is running at a speed of 15 km/h. It took 15 minutes for the policeman to catch the thief. Find the speed of the policeman (in km/h).

A policeman noticed a thief at a distance of 500 metres. The policeman started running and the thief also started running at the same time. The thief is running at a speed of 15 km/h. It took 15 minutes for the policeman to catch the thief. Find the speed of the policeman (in km/h). Optionsa) 10b) 11c) 12d)

A policeman noticed a thief at a distance of 500 metres. The policeman started running and the thief also started running at the same time. The thief is running at a speed of 15 km/h. It took 15 minutes for the policeman to catch the thief. Find the speed of the policeman (in km/h). Read More »

If the sum of three numbers is 18 and the sum  of their squares is 36, then find the difference between the sum of their cubes and three times of their product.

If the sum of three numbers is 18 and the sum  of their squares is 36, then find the difference between the sum of their cubes and three times of their product. Optionsa) -1944b) 1449c) 4149d) -1494 Solution As per question The sum of the three numbers is 18a+b+c = 18The sum of their squares

If the sum of three numbers is 18 and the sum  of their squares is 36, then find the difference between the sum of their cubes and three times of their product. 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 »

A money bag contains one rupee, 5 rupee and 10 rupee coins in the ratio of 3 : 5 : 7 respectively. If the total amount in the bag is Rs 980, then find the number of coins of Rs 10.

A money bag contains one rupee, 5 rupee and 10 rupee coins in the ratio of 3 : 5 : 7 respectively. If the total amount in the bag is Rs 980, then find the number of coins of Rs 10. Optionsa) 68b) 69c) 71d) 70 Solution As per question Money bag contains = 1

A money bag contains one rupee, 5 rupee and 10 rupee coins in the ratio of 3 : 5 : 7 respectively. If the total amount in the bag is Rs 980, then find the number of coins of Rs 10. Read More »

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