Question

Akshay used his calculator to multiply a number by 3. But by mistake he multiplied by 30. To obtain the correct result he must
(1) divide by30
(2) divide by60
(3) multiply by 10
(4) multiply by 0.1

Answer 1

he should multiply by 0.1
n×30×0.1
n×30×1/10
n×3

Answer 2

$\Huge\frak{\underline{\underline{Question:}}}$

Akshay used his calculator to multiply a number by 3.But by mistake he multiplied by 30. To obtain the correct result he must

• divide by 30
• divide by 60
• multiply by 10
• multiply by 0.1

$\Huge\frak{\underline{\underline{Answer:}}}$

$\large\bold{\boxed{\boxed{\red{d)\:Multiply\:by\:0.1}}}}$

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$\Large\bold{\underline{Explanation:}}$

$\bold{Let\:the\:number\:be\:x.}$

$\implies$ $\bold{x*30*0.1}$

$\implies$ $\bold{x*30*\frac{1}{10}}$

$\implies$ $\bold{x*3}$

Hence, Akshay must multiply the number by 0.1 to get correct answer.

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