allery600 জন শিক্ষাৰ্থীৰ ভিতৰত 120 জনে ক্ৰিকেট ভাল পায়। এটা পাই চিত্ৰত ক্ৰিকেটক কোনটো কেন্দ্ৰীয় কোণে দেখুৱাব?
A72 ডিগ্ৰী
B60 ডিগ্ৰী
C90 ডিগ্ৰী
D120 ডিগ্ৰী
Answer & Solution
Correct answer: A. 72 ডিগ্ৰী
ভগ্নাংশটো হৈছে 120/600 = 1/5, আৰু 360 ডিগ্ৰীৰ এক-পঞ্চমাংশ হৈছে 72 ডিগ্ৰী।
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