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The least number divisible by any integer between 1 and 9 is?
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If a/2=b/7=c/5, then the value of (a - b + c)/(a + b - c) is?
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let a/2=b/7=c/5=k a=2k, b=7k, c=5k a- b +c = 2k - 7k +5k = 0 a + b - c = 2k + 7k -5k = 4k (a - b + c)/(a + b - c) = 0
A man retired from his service at the age of 60. He served for 3/5th years of his retirement age. He joined his job at the age of?
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If A : B = 3 : 4, C : B = 5 : 4, C : D = 10 : 9, then A : B : C : D is?
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