Mathematics, 09.03.2021 05:10 ronniethefun
1. Miriam is starting a lawn mowing business. She bought a mower for $450 and will spend
about $1.20 per hour on gasoline. How many hours will it take for the average cost per hour
for Miriam to do business to be less than $50. If x represents the number of hours she
mows, which inequality shows the average cost per hour for Miriam to do business and what
is the solution? (A. REI.2, A. CED.1)
a. 450 + 1.20x < 50; she can never have an average less than $50
b. 450 + 1.20x < 50; 14 hours
c. 450 + 1.20x < 50; 10 hours
d. 450 – 1.20x < 50; 9 hours
Answers: 1
Mathematics, 21.06.2019 14:30, lizzie3545
Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 a. y=11.41x2+154.42x−143.9 b. y=−11.41x2+154.42x−143.9 c. y=11.41x2+154.42x+143.9 d. y=−11.41x2+154.42x+143.9
Answers: 3
Mathematics, 21.06.2019 15:00, LtPeridot
The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?
Answers: 3
Mathematics, 21.06.2019 16:20, starxx05235
Abank gives 6.5% interest per year. what is the growth factor b in this situation?
Answers: 3
Mathematics, 21.06.2019 17:30, nallaico585
What is the greater volume 72 quarts or 23 gallons
Answers: 1
1. Miriam is starting a lawn mowing business. She bought a mower for $450 and will spend
about $1.2...
Social Studies, 12.12.2020 16:40
Social Studies, 12.12.2020 16:40
Mathematics, 12.12.2020 16:40
English, 12.12.2020 16:40