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Mathematics MCQs

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1111.HCF of 48 and 80 = 48P โˆ’ 80 First, find HCF of 48 and 80:

1112.Which of the following can be the sides of a right triangle? 15 cm, 20 cm, 25 cm 15 cm, 20 cm, 24 cm 12 cm, 15 cm, 20 cm None of these

1113.The population of trees in a forest has been decreased by 6% every year. The population at the beginning of 2015 was estimated to be 1400. If P represents the population of trees t years after 2015, which equation gives the population of trees over time?

1114.If a class has 14 boys and 18 girls, what is the ratio of girls to boys?

1115.A ladder is placed 3 m away from a wall, and the wall is 4 m high. What is the length of the ladder?

1116.If y is directly proportional to x and x = 2, y = 5, then find y when x = 7?

1117.0.002 ร— 0.03 = _____?

1118.If 5x/4 = 8y/3, then x : y =?

1119.Which one is not a rational number? โˆš9, โˆš2, 8, 9

1120.The volume of a cube is 275. The length of one side of the cube is?

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