Mathematics, 23.06.2019 07:40 AbbyRichter

# Susan is planting marigolds and impatiens in her garden. each marigold costs $9, and each impatien costs $7. susan wants the number of marigolds to be more than twice the number of impatiens. she has a maximum of $125 to spend on the plants. this situation can be modeled by the following system of inequalities. which statement describes the system of inequalities? a. the system represents the minimum amount that susan can spend on impatiens, x, and marigolds, y, and the relationship between the number of impatiens and marigolds. b. the system represents the maximum amount that susan can spend on marigolds, x, and impatiens, y, and the relationship between the number of marigolds and impatiens. c. the system represents the minimum amount that susan can spend on marigolds, x, and impatiens, y, and the relationship between the number of marigolds and impatiens. d. the system represents the maximum amount that susan can spend on impatiens, x, and marigolds, y, and the relationship between the number of marigolds and impatiens.

Answers: 1

Mathematics, 21.06.2019 19:30

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

Answers: 1

Mathematics, 21.06.2019 20:50

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Answers: 3

Susan is planting marigolds and impatiens in her garden. each marigold costs $9, and each impatien c...

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