ISEE Mathematics Achievement Question 121: Answer and Explanation
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Question: 121
7. Christine spends 2 days a week painting houses and 3 days a week doing carpentry. If she earns $300 a day for painting and $240 a day for carpentry, how much does she earn in a week?
- A. $1,280
- B. $1,320
- C. $1,360
- D. $1,440
Correct Answer: B
Explanation:
B is correct. (2 × $300) + (3 × $240) = $600 + $720 = $1,320.