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QThe average age of 30 boys in a class is 15 years. When the ages of two teachers are included, the average age increases by 1. What is the sum of the ages of the two teachers?

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  • A 55 ✔ ✖
  • B 58 ✔ ✖
  • C 62 ✔ ✖
  • D 65 ✔ ✖
Correct Answer

Explanation

The sum of the ages of the two teachers is 62 years.
To find this, we can use the following steps:
The total age of the 30 boys is 450 years.
The total age of the 30 boys and the two teachers is 512 years.
Therefore, the sum of the ages of the two teachers is 512 - 450 = 62 years.

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