Mathematics Questions & Answers for Competitive Exams

101. A gear 15 cm in diameter is turning a gear 21 cm in diameter. When the smaller gear has 105 revolutions, how many has the larger one made?

(A) 75
(B) 100
(C) 85
(D) 90

102. If 56 ÷ 4 + p × 3 – 24 ÷ 12 + 4 = 21 ÷ 3 + 3, then the value of p is:

(A) 2
(B) −1
(C) 1
(D) −2

103. The cost of Compressed Natural Gas (CNG) per litre is increased by 65%. By what percentage must Manish reduce his consumption of CNG so as not to increase his expenditure? (correct up to two decimal places)

(A) 39.39%
(B) 30.13%
(C) 45.13%
(D) 25.39%

104. A train covers a distance of 72 km in 40 minutes. Travelling at the same speed, how many metres will the train cover in 6 seconds?

(A) 180
(B) 192
(C) 210
(D) 174

105. The distance between the parallel sides of a trapezium is 18 cm. If the area of the trapezium is 1188 cm2, then what is the sum of the lengths of the parallel sides?

(A) 150 cm
(B) 115 cm
(C) 126 cm
(D) 132 cm

106. A vessel contains 18 litres mixture of milk and water in the ratio 5 : 1. If 3 litres of milk is added to the vessel, then how much water (in litres) should be added to the vessel to have milk and water in the ratio 9 : 2?

(A) 2
(B) 1.5
(C) 0.5
(D) 1

107. If the number of school going children in a town is 64000 and it is increasing annually by 10%, then what will be the number of school going children in the town at the end of 3 years?

(A) 85100
(B) 85184
(C) 85000
(D) 80000

108. Arrange the following ratios in ascending order. 3 : 4, 3 : 5, 2 : 11, 7 : 2

(A) 3 : 5 < 2 : 11 < 3 : 4 < 7 : 2
(B) 7 : 2 < 3 : 4 < 3 : 5 < 2 : 11
(C) 2:11 < 3: 5 < 3 : 4 < 7 : 2
(D) 3 : 4 < 3 : 5 < 2:11 < 7: 2

109. Find the simplified value of 5055 − (1002 ÷ 20.04).

(A) 4050
(B) 5005
(C) 50.05
(D) 5050

110. A certain sum of money is given at a certain rate of simple interest for 4 years. Had it been given at 11% higher rate for the same time, it would have fetched ₹1320 more. Find the sum (in ₹).

(A) 2500
(B) 3000
(C) 4580
(D) 3240

Total Quizz:- 2541

Mathematics

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101. A gear 15 cm in diameter is turning a gear 21 cm in diameter. When the smaller gear has 105 revolutions, how many has the larger one made?

102. If 56 ÷ 4 + p × 3 – 24 ÷ 12 + 4 = 21 ÷ 3 + 3, then the value of p is:

103. The cost of Compressed Natural Gas (CNG) per litre is increased by 65%. By what percentage must Manish reduce his consumption of CNG so as not to increase his expenditure? (correct up to two decimal places)

104. A train covers a distance of 72 km in 40 minutes. Travelling at the same speed, how many metres will the train cover in 6 seconds?

105. The distance between the parallel sides of a trapezium is 18 cm. If the area of the trapezium is 1188 cm2, then what is the sum of the lengths of the parallel sides?

106. A vessel contains 18 litres mixture of milk and water in the ratio 5 : 1. If 3 litres of milk is added to the vessel, then how much water (in litres) should be added to the vessel to have milk and water in the ratio 9 : 2?

107. If the number of school going children in a town is 64000 and it is increasing annually by 10%, then what will be the number of school going children in the town at the end of 3 years?

108. Arrange the following ratios in ascending order. 3 : 4, 3 : 5, 2 : 11, 7 : 2

109. Find the simplified value of 5055 − (1002 ÷ 20.04).

110. A certain sum of money is given at a certain rate of simple interest for 4 years. Had it been given at 11% higher rate for the same time, it would have fetched ₹1320 more. Find the sum (in ₹).

Total Quizz:- 2541

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101. A gear 15 cm in diameter is turning a gear 21 cm in diameter. When the smaller gear has 105 revolutions, how many has the larger one made?

102. If 56 ÷ 4 + p × 3 – 24 ÷ 12 + 4 = 21 ÷ 3 + 3, then the value of p is:

103. The cost of Compressed Natural Gas (CNG) per litre is increased by 65%. By what percentage must Manish reduce his consumption of CNG so as not to increase his expenditure? (correct up to two decimal places)

104. A train covers a distance of 72 km in 40 minutes. Travelling at the same speed, how many metres will the train cover in 6 seconds?

105. The distance between the parallel sides of a trapezium is 18 cm. If the area of the trapezium is 1188 cm2, then what is the sum of the lengths of the parallel sides?

106. A vessel contains 18 litres mixture of milk and water in the ratio 5 : 1. If 3 litres of milk is added to the vessel, then how much water (in litres) should be added to the vessel to have milk and water in the ratio 9 : 2?

107. If the number of school going children in a town is 64000 and it is increasing annually by 10%, then what will be the number of school going children in the town at the end of 3 years?

108. Arrange the following ratios in ascending order. 3 : 4, 3 : 5, 2 : 11, 7 : 2

109. Find the simplified value of 5055 − (1002 ÷ 20.04).

110. A certain sum of money is given at a certain rate of simple interest for 4 years. Had it been given at 11% higher rate for the same time, it would have fetched ₹1320 more. Find the sum (in ₹).

Total Quizz:- 2541

Mathematics

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams