Mathematics, 05.06.2020 01:02, vhuyrtyy
A group of 72 children completed a survey on what kind of sport they like. The choices were: Chess, Swimming, and Football. Everyone liked at least one sport except 7 kids, which doesn't like any of these three kind of sports. 12 children liked Chess and Football but not Swimming, 16 children liked Chess and Swimming but not Football, 8 children liked Swimming and Football but not Chess, 10 children liked Chess only, 40 children liked Swimming, 32 student liked Football.
a)Find the number of kids who liked Swimming and Football.
b)What is the probability that a randomly-chosen child from this group likes either Chess or Swimming but not Football?
c)What is the probability that a randomly-chosen child from this group does not like active kinds of sport?
Answers: 3
Mathematics, 21.06.2019 21:30, Buttercream16
Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.
Answers: 3
Mathematics, 21.06.2019 22:00, jladinosolarsee
If tan2a=cot(a+60), find the value of a, where 2a is an acute angle
Answers: 1
Mathematics, 21.06.2019 22:30, fluffpupkiki
5. (04.07)which of the following exponential functions goes through the points (1, 12) and (2, 36)? (2 points)f(x) = 3(4)^xf(x) = 4(3)^-xf(x) = 3(4)^-xf(x) = 4(3)^x
Answers: 1
A group of 72 children completed a survey on what kind of sport they like. The choices were: Chess,...
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