CAT 2023 Ratio, Proportion and Variation Question (Hard)

Question

The number of coins collected per week by two coin-collectors A and B are in the ratio . If the total number of coins collected by A in 5 weeks is a multiple of 7, and the total number of coins collected by B in 3 weeks is a multiple of 24, then the minimum possible number of coins collected by A in

Accepted Answer

Step 1 Weekly collection - Coins collected by A in one week - Coins collected by B in one week --- Step 2 Condition for A Total coins collected by A in 5 weeks For to be a multiple of 7 must be a multiple of 7 --- Step 3 Condition for B Total coins collected by B in 3 weeks For to be a multiple of 2

CAT 2023

Quantitative

Ratio, Proportion and Variation

Hard

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