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Yep. If 36 is 1/3 of the total, then 2/3 of the total would be double 36, or 72. So we want 72* 2.50. Well, 72*2 is 144, so we know the answer is more than that. Has to be AVincen wrote:A collection of books went on sale, and 2/3 of them were sold for $2.50 each. If none of the 36 remaining books were sold, what was the total amount received for the books that were sold?
A) $180
B) $135
C) $90
D) $60
E) $54
The OA is A.
36 is 1/3 of the total of books? Am I right?
Hi Vincen,Vincen wrote:A collection of books went on sale, and 2/3 of them were sold for $2.50 each. If none of the 36 remaining books were sold, what was the total amount received for the books that were sold?
A) $180
B) $135
C) $90
D) $60
E) $54
The OA is A.
36 is 1/3 of the total of books? Am I right?
Since 2/3 of the books were sold, 1/3 of them were not, and that represents the 36 remaining books. We see that 72 books were sold (since 2/3 is twice 1/3, and 72 is twice 36).Vincen wrote:A collection of books went on sale, and 2/3 of them were sold for $2.50 each. If none of the 36 remaining books were sold, what was the total amount received for the books that were sold?
A) $180
B) $135
C) $90
D) $60
E) $54
You are right!Vincen wrote:A collection of books went on sale, and 2/3 of them were sold for $2.50 each. If none of the 36 remaining books were sold, what was the total amount received for the books that were sold?
A) $180
B) $135
C) $90
D) $60
E) $54
The OA is A.
36 is 1/3 of the total of books? Am I right?
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