In a division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient ?

Answers (1)

 First we will proceed to find the dividend(m)

we ; ; will ; ; use ; ; the ; ;; ;first ; ;; ;equation;:fracm12=35     

m=35*12=420

thus, 420 is the dividend.

correct; quotient:= frac42021=20

So, correct quotient is 20

SHORT CUT METHOD

(correct ;;quotient) *21=35*12

correct ;;quotient =frac35*1221=20

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