- A4 : 5
- B3 : 2
- C10 : 9
- D5 : 4
Step-by-Step Solution
Shop A total = 24 + 30 + 18 + 28 = 100 and Shop B total = 16 + 22 + 24 + 18 = 80. The ratio is 100 : 80 = 5 : 4.
Answer: D) 5 : 4
Books sold (in hundreds) over four days — Shop A: Mon 24, Tue 30, Wed 18, Thu 28. Shop B: Mon 16, Tue 22, Wed 24, Thu 18. What is the ratio of the four-day total of Shop A to the four-day total of Shop B?
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