Margaret is cutting straws that are 4 inches long into 1/2-inch pieces. she has two straws. she needs twenty 1/2-inch pieces. does she have enough to cut 20 pieces?

She doesn't have enough straws to cut 20 pieces.

Explanation

As the number of 1/2 inch pieces needed is 20, so the total length of all 20 pieces should be :

Now, she has two straws and the length of each straw is 4 inches.

So, the total length of two straws

As, the total length of two straws is less than the total length needed , that means she doesn't have enough straws to cut 20 pieces.

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step-by-step explanation: