allery1,200 विद्यार्थियों वाले एक विद्यालय में लड़कों और लड़कियों की संख्या का अनुपात 7 : 5 है। लड़कियों की तुलना में कितने अधिक लड़के हैं?
A200
B250
C100
D150
Answer & Solution
Correct answer: A. 200
एक भाग 100 है, इसलिए लड़के 700 और लड़कियाँ 500 हैं, जिनका अंतर 200 है।
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