Question 17 On dividing 7 by 2-5 the result is

Name: EXEMP - Grade 07 - Mathematics - Fractions & Decimals - Q17
Uploaded: 2022-07-04T10:36:42+05:30
Description: 7 ÷2/5= 7 ×5/2 [∵ reciprocal of 2/5 = 5/2] = 35/2 Hence on dividing 7 by 2/5, we get 35/2 ...

7 ÷2/5= 7 ×5/2 [∵ reciprocal of 2/5 = 5/2] = 35/2 Hence on dividing 7 by 2/5, we get 35/2 ...

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Standard X

Mathematics

Equations Reducible to a Pair of Linear Equations in Two Variables

Question 17 O...

Question

Question 17

On dividing 7 by $\frac{2}{5}$ the result is

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Solution

$7 \div \frac{2}{5} = 7 \times \frac{5}{2}$ $[∵ r e c i p r o c a l o f \frac{2}{5} = \frac{5}{2}]$
$= \frac{35}{2}$
Hence on dividing $7 b y \frac{2}{5}$ , we get $\frac{35}{2}$

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Equations Reducible to a Pair of Linear Equations in Two Variables

Standard X Mathematics

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Question 17 On dividing 7 by 25 the result is

7÷25=7×52 [∵ reciprocal of25=52] =352 Hence on dividing 7by25, we get 352

Question 17

On dividing 7 by $\frac{2}{5}$ the result is

$7 \div \frac{2}{5} = 7 \times \frac{5}{2}$ $[∵ r e c i p r o c a l o f \frac{2}{5} = \frac{5}{2}]$
$= \frac{35}{2}$
Hence on dividing $7 b y \frac{2}{5}$ , we get $\frac{35}{2}$