If 100 g of flour costs 30- what will be the cost of 350 g of flour-A- -35B- 115C- 30D- - 105

The correct option is D ₹ nbsp;105 Cost of 100 g of flour = ₹ 30 ⇒Cost of 1 g of flour = ₹ 30/100=₹ 3/10 ∴Cost of 350 g of flour= 350 × ₹3/10 nbsp; nb ...

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Standard VI

Mathematics

Unitary Method

If 100 g of f...

Question

If 100 g of flour costs ₹30, what will be the cost of 350 g of flour?

₹ 35

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₹ 115

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₹ 30

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₹ 105

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Solution

The correct option is D
₹ 105

$Cost of 100 g of flour = ₹ 30$

$\Rightarrow Cost of 1 g of flour = ₹ \frac{30}{100} = ₹ \frac{3}{10}$

$∴ Cost of 350 g of flour = 350 \times ₹ \frac{3}{10}$

$= 35 \times ₹ 3$

$= ₹ 105$

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If 100 g of flour costs ₹30, what will be the cost of 350 g of flour?

The correct option is D ₹ 105 Cost of 100 g of flour=₹ 30 ⇒Cost of 1 g of flour=₹ 30100=₹ 310 ∴Cost of 350 g of flour=350×₹310 =35×₹3 =₹ 105

The correct option is D
₹ 105

$Cost of 100 g of flour = ₹ 30$

$\Rightarrow Cost of 1 g of flour = ₹ \frac{30}{100} = ₹ \frac{3}{10}$

$∴ Cost of 350 g of flour = 350 \times ₹ \frac{3}{10}$

$= 35 \times ₹ 3$

$= ₹ 105$