alleryનવ ગુણ સરેરાશ 30; 24 42 તરીકે દાખલ કરવામાં આવ્યું હતું. સાચી સરેરાશ?
A32
B26
C28
D34
Answer & Solution
Correct answer: C. 28
18 ની અધિકતા સુધારવાથી સરેરાશ 18 ÷ 9 = 2 ઘટાડે છે, 28 આપે છે.
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