subject
Mathematics, 03.06.2021 14:20 AquariusOx

Sara can weed a garden in 30 minutes. When her brother Hamdan helps her, they can weed the same garden in 20 minutes. How long would it take Hamdan to weed the garden if he worked by himself?

a. Write an expression for Hamdan's rate, using n for the number of hours he would take to
weed the garden by himself.

b. Write an equation to show the amount of work completed when they work together.

c. How long would it take Hamdan to weed the garden by himself?


Sara can weed a garden in 30 minutes. When her brother Hamdan helps her, they can weed the same gar

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 15:00, letsgetcookingblog
If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?
Answers: 2
image
Mathematics, 21.06.2019 17:00, sherlock19
If you apply the changes below to the absolute value parent function, f(x)=\x\, which of these is the equation of the new function? shift 2 units to the left shift 3 units down a. g(x)=\x-3\-2 b. g(x)= \x-2\-3 c. g(x)= \x+3\-2 d. g(x)= \x+2\-3
Answers: 1
image
Mathematics, 21.06.2019 17:00, joejoefofana
Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?
Answers: 1
image
Mathematics, 21.06.2019 19:00, autumn8668
Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct
Answers: 1
You know the right answer?
Sara can weed a garden in 30 minutes. When her brother Hamdan helps her, they can weed the same gard...

Questions in other subjects: