Question

A boy get 70% of the total marks he appeared in four subjects if the maximum marks in each subject are hundred and he get s 81 66 68 marks in 3 subjects how much does he score in fourth subject

Answer 1

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Here is your answer
Maximum marks in each subject = 100
Total marks = 100 × 4
= 400

Boy get 70% of 400
$= \frac{70}{100} \times 400 \\ = 280$
Let the marks in fourth subject is x

ATQ
$81 + 68 + 66 + x = 280 \\ x + 215 = 280 \\ x = 280 - 215 \\ x = 65$
Therefore Boy get 65 mark in fourth subject

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Answer 2

Answer:

The Answer is 65 Marks

Step-by-step explanation:

Maximum marks in such objects = 100

Total marks = 100×4 → 400

Boy get 70% of 400

→ 70/100 × 400 = 280

Let the marks in fourth subject be x

81+68+66+x = 280

x+215 = 280

x = 280-215

x = 65

Therefore , Boy get 65 marks in fourth subject .

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