Which of the following is a repeating decimal?

Answer: Letter A.

Choices:

A. 2 ÷ 6

B. 3 ÷ 20

C. 17 ÷ 8

D. 7 ÷ 4

Let's test all the choices if their quotient is repeating decimal.

A. 2 ÷ 6

• 0.333333333333

B. 3 ÷ 20

• 0.15

C. 17 ÷ 8

• 2.125

D. 7 ÷ 4

• 1.75

As you can see, only letter A have the repeating decimal. So the answer is letter A.

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