Quantitative-aptitude Questions Set 332:
If x:y = 4:5, find (y+x) : (y-x)
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Find the highest common factor (HCF) of 36 and 84.
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If 20% of a number is x, then what is 120% of that number?
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If × means ÷, - means ×, ÷ means + and + means- than (3 - 15 ÷ 19) × 8 + 6 = ?
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Find the highest common factor (HCF) of: 23 × 3 × 5² × 7¹, 23 × 3² × 5¹ × 7³, and 2¹ × 5³ × 7⁵.
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If A is a set of prime numbers less than 10, and B is a set of all even numbers less than 5, find A - B.
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A regular polygon has the sum of its exterior angles as 360 degrees. How many sides does the polygon have?
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A two-digit number is such that the product of the digits is 8. When 18 is added to the number, then the digits are reversed. The number is:
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The ratio of Vimal's age and Aruna's age is 3:5, and the sum of their ages is 80 years. What will be the ratio of their ages after 10 years?
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To complete a task in 42 days, a contractor employs 21 people. Upon reviewing the work after 30 days, he notices that only half of the task is complete. How many extra people must he employ now to complete the work in 42 days?
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