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## #1 2017-11-23 16:15:08

**shakeel123****Moderator**- Registered: 2017-09-21
- Posts: 50,796

### The average height of 30 boys out of a class of 50, is 160 cm, th...

# Armed Forces Police Math Exams Quizzes MCQs Quizzes Armed Forces Average

**Question:**

The average height of 30 boys out of a class of 50, is 160 cm, the average height of the whole class (in cm) is:

**Option A):**

162**Option B):**

164**Option C):**

161**Option D):**

163

**Correct Answer is Option A):**

162

**Explanation:****Solution:**

Required Average = (30X160+20X165/5) 162 cm

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## 2017-11-23 16:15:08

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### Re: The average height of 30 boys out of a class of 50, is 160 cm, th...

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