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Sunday, April 15, 2007
"MATH PROBLEM OF THE DAY"
A school has a total enrollment of 150 students. There are 63 students taking French, 48 taking chemistry, and 21 taking both. How many students are taking neither French nor chemistry? (A) 60 (B) 65 (C) 71 (D) 75 (E) 97
CORRECT ANS IS Adding the number of students taking French and the number of students taking chemistry and then subtracting the number of students taking both yields (63 + 48) – 21 = 90. This is the number of students enrolled in either French or chemistry or both. Since the total school enrollment is 150, there are 150 – 90 = 60 students enrolled in neither French nor chemistry. The answer is (A).
a
ReplyDeletea
ReplyDeletea)60
ReplyDeleteA
ReplyDeleteCORRECT ANS IS
ReplyDeleteAdding the number of students taking French
and the number of students taking chemistry and
then subtracting the number of students taking both
yields (63 + 48) – 21 = 90. This is the number of
students enrolled in either French or chemistry or
both. Since the total school enrollment is 150,
there are 150 – 90 = 60 students enrolled in neither
French nor chemistry. The answer is (A).