ISEE Word Problems Question 154: Answer and Explanation
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Question: 154
1. What is the value of the expression 
?
- A.
- B.
- C. 2
- D. 4
Correct Answer: B
Explanation:
The answer is B
The exponential terms in the parentheses can't be simplified, so solve them: 22 = 4, 23 = 8, and 4 + 8 = 12. Simplify the resulting fraction to .
Remember to divide before you multiply when dealing with fractions. Reducing first avoids large products.