Mathematics, 02.02.2021 17:20 bqg464

PLEASE HELP QUICK Lynnetta gets paid weekly for completing household chores. The amount of money she earns for doing dishes, D, is approximately Normally distributed with a mean of $53 and a standard deviation of $3.60. The amount of money she earns for doing laundry, L, is approximately Normally distributed with a mean of $47 and a standard deviation of $4.10. Assume that D and L are independent random variables.

What is the probability that Lynnetta will earn more than $110 in a randomly selected week?

0.034
0.097
0.249
0.966

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:00

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

Answers: 2

Answer

Mathematics, 21.06.2019 19:30

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

Answers: 2

Answer

Mathematics, 21.06.2019 21:30

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?

Answers: 2

Answer

Mathematics, 22.06.2019 00:00

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.

Answers: 2

Answer

You know the right answer?

PLEASE HELP QUICK Lynnetta gets paid weekly for completing household chores. The amount of money s...

Questions

Mathematics, 02.07.2019 19:00

He wants to make cookies for the whole fourth grade one batch of dough makes two dozen of 2000 cookies there are 68 4th graders at her school....