Question: The number of people at Ovations Bar in the hour from 12 p.m. to 1 p.m. was 50% greater than the number of people there from 11 a.m. to 12 p.m. The number of the people at the bar from 11 a.m. to 12 p.m. was 25% less than the number there from 10 a.m. to 11 a.m. If 75 people were at the bar from 11 a.m. to 1 p.m., which of the following is the number of people in the bar from 10 a.m. to 11 a.m.?\nOptions:\n(A) 10\n(B) 20\n(C) 30\n(D) 40\n(E) 50 Random thoughts:
User
No of people from 10 - 11 is x\nNo of people from 11 - 12 is 3x/4\nNo of people from 12 to 1 is (3/2)(3x/4)\nGiven that 3x/4 + (3/2)(3x/4) = (3x/4)(5/2) = 75\nThen x = 40 The final answer: (D).
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