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12, 18 और 30 से विभाज्य सबसे छोटा पूर्ण वर्ग क्या है?

A900
B450
C360
D180
Answer & Solution
Correct answer: A. 900
LCM(12, 18, 30) = 2^2 x 3^2 x 5 = 180। पूर्ण वर्ग बनाने के लिए 5 की एक और घात चाहिए: 180 x 5 = 900।
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