SSAT Math Question 15: Answer and Explanation

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Question: 15

15. 921 written in expanded exponential form is

A. (9 ×102) + (2 ×10) + 21
B. (9 ×100) + (2 ×10) + 1
C. (9 × l02) + (2 ×10) + 1
D. (9 ×103) + (2 ×102) + 1

Correct Answer: C

Explanation: