Scholarship 82450

University students increased their stipend by 20% and then again by 10%. Now he gets 99 euros. What was his original scholarship?

Correct answer:

a =  75 EUR

Step-by-step explanation:

r1=100%+20%=1+10020=1.2 r2=100%+10%=1+10010=1.1  r=r1 r2=1.2 1.1=2533=1.32 b=99 EUR  a  r = b a=b/r=99/1.32=75 EUR



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