Maths MCQs

A boat goes 140 km upstream in 28 hours and a distance of 203 km downstream in 29 hours. Find the speed of the boat in still water

A boat goes 140 km upstream in 28 hours and a distance of 203 km downstream in 29 hours. Find the speed of the boat in still water. (In kmph) एक नाव धारा की विपरीत दिशा में 140 किमी की दूरी 28 घंटे में तय करती है और धारा की दिशा में 203 किमी की […]

A boat goes 140 km upstream in 28 hours and a distance of 203 km downstream in 29 hours. Find the speed of the boat in still water Read More »

Manav starts from a place A and reaches the place B in 29 hours. He travels 2/9 distance at the speed of 9 km/hr and the remaining distance at the speed of 12 km/hr. What is the distance between A and B?

Manav starts from a place A and reaches the place B in 29 hours. He travels 2/9 distance at the speed of 9 km/hr and the remaining distance at the speed of 12 km/hr. What is the distance between A and B? a) 376 kmb) 208 kmc) 324 kmd) 264 km Ans : c) 324

Manav starts from a place A and reaches the place B in 29 hours. He travels 2/9 distance at the speed of 9 km/hr and the remaining distance at the speed of 12 km/hr. What is the distance between A and B? Read More »

A person loses 15 percent on selling 50 shoes for Rs 85. What should be the selling price of 50 shoes to earn a profit of 35 percent?

A person loses 15 percent on selling 50 shoes for Rs 85. What should be the selling price of 50 shoes to earn a profit of 35 percent? a) Rs 115b) Rs 135c) Rs 110d) Rs 120 Ans : 135 SSC Constable GD Exam Paper : Quantitative Aptitude Solution Find the cost price of 50

A person loses 15 percent on selling 50 shoes for Rs 85. What should be the selling price of 50 shoes to earn a profit of 35 percent? Read More »

The length, breadth and height of a room in the shape of a cuboid are increased by 20%, 25% and 30% respectively. Find the percentage change in the volume of the cuboid.

The length, breadth and height of a room in the shape of a cuboid are increased by 20%, 25% and 30% respectively. Find the percentage change in the volume of the cuboid. घनाभ के आकार के एक कमरे की लंबाई, चौड़ाई और ऊंचाई में क्रमशः 20%, 25% और 30% की वृद्धि की जाती है। घनाभ

The length, breadth and height of a room in the shape of a cuboid are increased by 20%, 25% and 30% respectively. Find the percentage change in the volume of the cuboid. Read More »

The average of 25 numbers is 150. One more number is added and the new average became 160. What is that new number?

The average of 25 numbers is 150. One more number is added and the new average became 160. What is that new number? a) 400b) 410c) 415d) 420 Ans : b) 410 SSC constable GD Paper 204 : Elementary Mathematics Solution : Total = average x number Total25 = 25 x150 =3750 New member is

The average of 25 numbers is 150. One more number is added and the new average became 160. What is that new number? Read More »

Weight of A1 is six times of A2 and A2’s weight is 50 percent more than that of A3. If the average weight of all three is 299 kgs, then what is the weight of A1?

Weight of A1 is six times of A2 and A2’s weight is 50 percent more than that of A3. If the average weight of all three is 299 kgs, then what is the weight of A1? a) 1544 kgb) 979 kgc) 897 kgd) 702 kg Ans : d) 702 kg SSC Constable GD Paper :

Weight of A1 is six times of A2 and A2’s weight is 50 percent more than that of A3. If the average weight of all three is 299 kgs, then what is the weight of A1? Read More »

Two trains are moving in the same direction at the speed of 34 Km/hr and 86 Km/hr, there lengths are 300 meters and 480 meters respectively. What will be the time taken by faster train to cross the slower train?

Two trains are moving in the same direction at the speed of 34 Km/hr and 86 Km/hr, there lengths are 300 meters and 480 meters respectively. What will be the time taken by faster train to cross the slower train? a) 36 secondb) 54 second c) 60 secondsd) 48 seconds Ans : b) 54 second

Two trains are moving in the same direction at the speed of 34 Km/hr and 86 Km/hr, there lengths are 300 meters and 480 meters respectively. What will be the time taken by faster train to cross the slower train? Read More »

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