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Find the value of:​(0.63÷1.26)×4+5×3(0.63÷1.26)×4+5×3(0.63÷1.26)×4+5×3​​
Question

Find the value of:

(0.63÷1.26)×4+5×3(0.63÷1.26)×4+5×3​​

A.

16

B.

17

C.

15

D.

18

Correct option is B

Given:

(0.63÷1.26)×4+5×3(0.63÷1.26)×4+5×3

Concept Used:

Operation preference wiseSymbolBrackets[],,()Orders, ofx(power),(root),ofDivision÷Multiplication×Addition+Subtraction\begin{array}{|c|c|} \hline \textbf{Operation preference wise} & \textbf{Symbol} \\\hline\text{Brackets} &[],{}, () \\ \hline \text{Orders, of} & ^x(power), √ (root) , of \\ \hline \text{Division}& ÷ \\\hline \text{Multiplication} & × \\ \hline \text{Addition} & + \\ \hline \text{Subtraction} & - \\\hline\end{array}

Solution:

(0.63÷1.26)×4+5×3(0.63÷1.26)×4+5×3

=0.631.26×4+5×3\frac{0.63}{1.26}×4+5×3

=12×4+5×3\frac{1}{2}×4+5×3

= 2 + 15 = 17

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