Question
The current ages of 'A' and 'B' are in the ratio 4:7.
Currently, 'B' is 8 years younger than what 'C' was 6 years ago. If 'C' is 42 years old now, what is the combined age of 'A' and 'B' at present?Solution
Present age of ‘B’ = (42 – 6 – 8) = 28 years Required sum = 28 × (11/7) = 44 years
If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 27 and ‘B’ = 63, then find the value of ‘C’.
...70 percent of first number is equal to 40 percent of the second number. What is the respective ratio of the first number to the second number?
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What is the mean proportion between 3 and 27?
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