Find the missing number- X 30 35 45- Y 42 49 56 63- -

Observing the table, let the missing number be x 30/42 = 35/49 = x/56 = 5/7 Therefore x=40 ...

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Standard VII

Mathematics

Direct Proportions

Find the miss...

Question

Find the missing number.

$\begin{matrix} X & 30 & 35 & 45 Y & 42 & 49 & 56 & 63 \end{matrix}$

__

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Solution

Observing the table,

let the missing number be x

$\frac{30}{42}$ = $\frac{35}{49}$ = $\frac{x}{56}$ = $\frac{5}{7}$

Therefore x=40

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Find the missing number. X303545Y42495663 __

Observing the table, let the missing number be x 3042 = 3549 = x56 = 57 Therefore x=40

Find the missing number.

$\begin{matrix} X & 30 & 35 & 45 Y & 42 & 49 & 56 & 63 \end{matrix}$

__

Observing the table,

let the missing number be x

$\frac{30}{42}$ = $\frac{35}{49}$ = $\frac{x}{56}$ = $\frac{5}{7}$

Therefore x=40