Mathematics, 11.02.2021 01:00 EMQPWE
There are 20 choir students and 36 band students on a bus. The
bus traveled 145 miles in 2.5 hours.
What is the ratio of band students to choir students? SIMPLIFY.
Answers: 3
Mathematics, 21.06.2019 17:20
Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Mathematics, 22.06.2019 03:40
True or false? the sum of the differences (% - 7) is never zero for any distribution consisting of n observations.
Answers: 1
There are 20 choir students and 36 band students on a bus. The
bus traveled 145 miles in 2.5 hours....
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