allery1 रुपये, 50 पैसे और 25 पैसे के सिक्के 2 : 3 : 4 के अनुपात में हैं और उनका कुल मूल्य 90 रुपये है। 25 पैसे के सिक्कों की संख्या कितनी है?
A40
B60
C80
D70
Answer & Solution
Correct answer: C. 80
प्रति इकाई मूल्य 2 + 1.5 + 1 = 4.5 रुपये है, इसलिए अनुपात की इकाई 20 है और 25 पैसे के सिक्कों की संख्या 4 x 20 = 80 है।
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