4 years ago, the average age of A, B, C and D was 45 years. What would be their average age after five years?Options64 years48 years65 years54 years

Question

4 years ago, the average age of A, B, C and D was 45 years. What would be their average age after five years?Options64 years48 years65 years54 years
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Solution 1

The average age of A, B, C, and D 4 years ago was 45 years. This means that the total age of A, B, C, and D 4 years ago was 45 * 4 = 180 years.

Since 4 years have passed, the total age of A, B, C, and D now is 180 + 4*4 = 196 years.

After 5 more years, the total age of A, B, C, and D will be 196 + Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob

Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solv

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