nickocasamplonp6mlob
20.10.2019 •
Mathematics
Acandidate taking a mathematics paper is told to answer 5 of the 7 questions in section a, and 3 questions from the 5 options(each option consists of 3 questions) in section b, where not more than 2 questions from the same option can be chosen. assuming that he answers 8 questions altogether, find how many different combinations of questions he could attempt.
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Ответ:
Ответ:
a. Since 10 out of 70 had a tag we can write the ratio 10:70. We need to solve for x in 90:x. x = 630 so the answer is 630.
b. An assumption he could have made is that the number of deer that had a tag and the total amount of deer were directly proportional.