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Questions 20
Two numbers are in the ratio 7:11. If 7 is added to each of the numbers, the ratio becomes 2:3. Find the smaller number.
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Two numbers are in the ratio 5 : 6. If 8 is added to each number, the ratio becomes 7 : 8. Find the numbers.
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Three numbers are in the ratio 1/2 : 2/3 : 3/4. The difference between the largest and the smallest number is 36. The numbers are:
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What is the HCF of 24, 36, and 40?
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What is the average of first five prime numbers?
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What is the LCM of 12, 18, and 24?
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What is the average of first 50 natural numbers?
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Three numbers are in the ratio 3 : 2 : 5 and the sum of their squares is 1862. Find the smallest number.
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Two numbers are in the ratio 5:6. If 8 is added to each number, the ratio becomes 7:8. Find the product of the numbers.
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What is the average of the first five prime numbers?
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Three numbers are in the ratio 1:2:3 and their HCF is 12. Find the numbers.
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The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is:
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The sum of two numbers is 40 and their difference is 4. What is the ratio of the two numbers?
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What is the sum of the first 20 natural numbers?
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Two numbers are in the ratio 3:5. If 9 is subtracted from each, the new ratio is 12:23. What is the smaller number?
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If two numbers are in the ratio 2:5 and their sum is 140, find the larger number.
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Which is the smallest prime number?
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Two numbers are in the ratio 1 : 3. If their sum is 240, find their difference.
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The ratio of three numbers is 3 : 4 : 5 and the sum of their squares is 1,250. Find the numbers.
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Three numbers are in the ratio 1 : 2 : 3 and their HCF is 12. Find the numbers.
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