alleryમૂળ કિંમત પુનઃસ્થાપિત કરવા માટે કિંમતમાં 20% ના ઘટાડા પછી કેટલા ટકાનો વધારો કરવો પડે?
A20%
B15%
C25%
D30%
Answer & Solution
Correct answer: C. 25%
ઘટાડા પછી માત્ર 0.8 બાકી રહે છે, તેથી 0.2/0.8 = 25 ટકાના વધારાની જરૂર છે.
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