Mathematics, 05.05.2020 21:12 cairolove228

Residents in a neighborhood determine the approximate number of dandelions in each yard. Then, they treat some yards with
a weed-killing substance. The residents want to answer the question About how many dandelions are in your yard?" to
determine the effectiveness of the weed killer. From which group would it be best to take a sample?
all residents of the neighborhood
only residents who had their yards treated with weed killer
only residents who did not have their yards treated with weed killer
only residents who still have dandelions in their yards after treshent with weed killer

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:10

Which linear equations have an infinite number of solutions? check all that apply. (x – 3/7) = 2/7(3/2x – 9/14)8(x + 2) = 5x – 1412.3x – 18 = 3(–6 + 4.1x)(6x + 10) = 7(x – 2)4.2x – 3.5 = 2.1 (5x + 8)

Answers: 3

Answer

Mathematics, 21.06.2019 14:30

Abcd is a parallelogram find the valuse of x

Answers: 1

Answer

Mathematics, 21.06.2019 16:30

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

Answers: 1

Answer

Mathematics, 21.06.2019 22:00

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Answers: 2

Answer

You know the right answer?

Residents in a neighborhood determine the approximate number of dandelions in each yard. Then, they...

Questions

Mathematics, 20.10.2020 02:01

A section of the beach erodes 3/4 meter per year. The beach eroded for 8 years. By how many meters did the length of the beach change....

Mathematics, 20.10.2020 02:01

I’ll brainlist! 15 points! :) ...