Question

Laura used 12 1/2 square feet of cloth to make 3 dresses. How many square feet of cloth are required to make 12 similar dresses?

Answer 1

Answer:

50 square feet.

Step-by-step explanation:

Questions: Laura used 12 1/2 square feet of cloth to make 3 dresses. How many square feet of cloth are required to make 12 similar dresses?

To Find: The cloth required to make 12 similar dresses.

Given: The cloth required to make 3 dresses is 12 1/2 square feet.

Concept : Unitary system

Explanation:

The cloth required to make 3 clothes = 12 1/2  or 25/2 square feet.

The cloth required to make 1 cloth= 25/2÷3

                                                        = 25/6 square feet

The cloth required to make 12 similar clothes= 25/6 ×12

                                                                           = 25×2

                                                                           = 50 square feet.

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