Mathematics, 08.11.2019 13:31, omgomglol

# If sarah is 24 years younger than her mother and if the sum of their ages...

If sarah is 24 years younger than her mother and if the sum of their ages is 68, how old is sarah?

x best represents .

x - 24 best represents .

what is sarah's age and what is her mothers age ?

x best represents .

x - 24 best represents .

what is sarah's age and what is her mothers age ?

Answers: 3

Mathematics, 09.03.2020 13:49, cpalabamagirl2595

23) 84% of a contractor’s jobs involves electrical work. 75% of a contractor’s jobs involve plumbing work. Of the jobs that involve plumbing, 90% of the jobs also involves electrical work. Let E = jobs involving electrical work L = jobs involving plumbing work Suppose one of the contractor’s jobs is randomly selected. Using the sixth Excel worksheet, a) Find P(E). 0.84 b) Find P(L). 0.75 c) In words, what does E | L mean? d) Find P(E | L). e) Find P(E and L). f) Are E and L independent events? Why or why not? g) Find P(E or L). h) Are E and L mutually exclusive? Why or why not

Answers: 3

Mathematics, 09.03.2020 13:41, donahueno1753

The mean and median of 100 observations are 50 and 52 respectively. The value of the largest observation is 100. It was later found that it is 110. Find the true mean and median.

Answers: 3

If sarah is 24 years younger than her mother and if the sum of their ages is 68, how old is sarah?...

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