The ratio of boys to girls in a class is 4:5. If there are 36 students in total, how many boys are there?

کلاس میں لڑکوں اور لڑکیوں کا تناسب 4:5 ہے۔ اگر کل 36 طلباء ہیں تو کتنے لڑکے ہیں؟
Answer: 16
Explanation

1: The ratio of boys to girls is 4:5.

This means that for every 9 parts (4 parts boys + 5 parts girls), 4 parts are boys.


2: Calculate the total number of parts: 

 4+5=9 parts


3: Find the value of one part:

Total students=36

One part 

36/4


4: Calculate the number of boys:

Number of boys=4×4=16 boys

This question appeared in Past Papers (2 times)
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MATHS MCQS (1 times)

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