Question

A cookie recipe calls for 212 cups of flour, 114 cups of sugar, and 2 cups of chocolate chips. Toni wants to double the recipe and make enough cookies for her friends. Which of the following expressions can NOT be used to find the total number of cups of ingredients Toni needs?
A. 2(5 16)
A., , 2(5 16)

B. 2(2 12 + 1 14 + 2)
B. , 2(2 12 + 1 14 + 2)

C. 2(2.5) + 2(1.25) + 2(2)
C. , 2(2.5) + 2(1.25) + 2(2)

D. 2(5.75)

Answer 1

Answer:

the answer is A: 2(5 1/6) because the decimal does not match with others.

Step-by-step explanation:

(2)(5.75)

=11.5

(2)(2.5)+(2)(1.25)+(2)(2)

=11.5

2(2 1/2 + 1 1/4 + 2)

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