alleryরিটা তার আসল অর্থের 3/4 এবং তারপর 0.2 খরচ করে; ₹9 অবশিষ্ট আছে; মূল যোগফল?
A₹120
B₹90
C₹180
D₹150
Answer & Solution
Correct answer: C. ₹180
অবশিষ্ট অংশ হল 1 − 3/4 − 1/5 = 1/20, তাই আসল যোগফল ছিল 9 × 20 = ₹180।
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