Preeti has a rectangular field that is 10 ft long and 2 ft wide and she wants to cover it with soil. One bag of soil can cover $10 {f t}^{2}$ . How many bags will she need to cover the entire field? [2 MARKS]

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Solution

Steps: 1 Mark
Answer: 1 Mark

Area of the field
= $10 \times 2$
= $20 f t^{2}$

Area covered by one bag of soil
= $10 f t^{2}$

$∴$ No. of bags required

= $\frac{Area of the field}{Area covered by one bag of soil} = \frac{20}{10} = 2$

Hence, Preeti need 2 bags.

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Preeti has a rectangular field that is 10 ft long and 2 ft wide and she wants to cover it with soil. One bag of soil can cover 10ft2. How many bags will she need to cover the entire field? [2 MARKS]

Steps: 1 Mark Answer: 1 Mark Area of the field = 10×2 = 20ft2 Area covered by one bag of soil =10ft2 ∴ No. of bags required = Area of the fieldArea covered by one bag of soil=2010=2 Hence, Preeti need 2 bags.

Preeti has a rectangular field that is 10 ft long and 2 ft wide and she wants to cover it with soil. One bag of soil can cover $10 {f t}^{2}$ . How many bags will she need to cover the entire field? [2 MARKS]

Steps: 1 Mark
Answer: 1 Mark

Area of the field
= $10 \times 2$
= $20 f t^{2}$

Area covered by one bag of soil
= $10 f t^{2}$

$∴$ No. of bags required

= $\frac{Area of the field}{Area covered by one bag of soil} = \frac{20}{10} = 2$

Hence, Preeti need 2 bags.