Mathematics, 09.12.2019 01:31 omar1590
The hendersons have just bought a home that requires some monthly yard maintenance. they are trying to decide if they should hire a professional lawn care service to maintain the property or do it themselves. below are the costs associated with both options:
professional service option
do-it-yourself option
$75 for the first month
$250 lawnmower
$45 per month after initial visit
$135 edger
includes mowing and edging the lawn, trimming the bushes, and raking the leaves.
$69 hedge trimmer
$25 rake
how long would it take before the hendersons would recover their costs if they chose to do it themselves over the professional service?
a.
5 months
b.
9 months
c.
10 months
d.
6 months
Answers: 3
Mathematics, 21.06.2019 16:30
On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?
Answers: 2
Mathematics, 21.06.2019 19:00
Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?
Answers: 3
Mathematics, 21.06.2019 20:00
In one day there are too high tides into low tides and equally spaced intervals the high tide is observed to be 6 feet above the average sea level after six hours passed a low tide occurs at 6 feet below the average sea level in this task you will model this occurrence using a trigonometric function by using x as a measurement of time assume the first high tide occurs at x=0. a. what are the independent and dependent variables? b. determine these key features of the function that models the tide: 1.amplitude 2.period 3.frequency 4.midline 5.vertical shift 6.phase shift c. create a trigonometric function that models the ocean tide for a period of 12 hours. d.what is the height of the tide after 93 hours?
Answers: 1
The hendersons have just bought a home that requires some monthly yard maintenance. they are trying...
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