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Gekata [30.6K]
2 years ago
5

Once a month, volunteers from the Green Sea Club clean up litter at the beach. Last month, the volunteers picked up 8 pounds of

trash in 4 hours. This month, the same group of volunteers will spend 3 hours picking up trash.
Mathematics
1 answer:
user100 [1]2 years ago
4 0
The unit rate here is 2 pounds of trash in an hour. If two pounds of trash are picked up in an hour, we can multiply that by 3 and get that there will be 6 pounds picked up in 3 hours.
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If 47 Mph was a unit rate, how many hours would it take to travel 1 Mph?
insens350 [35]

Answer: um i think you asked the question wrong. But ok.

Step-by-step explanation:

= 47 miles per hour

This is a fraction equal to

47 miles ÷ 1 hours

We want a unit rate where

1 is in the denominator,

so we divide top and bottom by 1

47 miles ÷ 1

1 hours ÷ 1

=  

47 miles

1 hour

=  

47 miles

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= 47 miles per hour

8 0
3 years ago
Read 2 more answers
The cost for n teachers to attend the technology conference is 3n+5 dollars. What is the cost for 7 teachers to attend
Veronika [31]
If it costs 3n+5, you have to plug 7 in for n and solve. 3(7)+5=26 so $26 

3 0
3 years ago
Juan is 1 1/4 feet shorter than Maria. Maria is 1/3 foot taller than Luis. If Luis is 62 inches tall , how tall are Maria and Ju
zheka24 [161]

Answer:

maria is 66 in juan is 51 in.

Step-by-step explanation:

1 1/4= 15 in.

1/3= 4 in.

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4 0
3 years ago
12 8 cm What is the surface area of the solid? Be sure to give both an exact answer as well as an approximate answer rounded to
inna [77]

The solid shape is a SPHERE.

And the surface area of a sphere is given as;

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Given the radius r, of the circle as 8cm and pie = 3.14;

\begin{gathered} A_{sphere}=4\times3.14\times8^2 \\ A_{sphere}=4\times3.14\times64 \\ A_{sphere}=803.84\operatorname{cm}^2 \end{gathered}

The area of the sphere is 803.84 square centimeters

But to the nearest tenth, the area of the sphere 803.8 square centimeters

7 0
1 year ago
These box plots show daily low temperatures for a sample of days in two
Xelga [282]

Answer: D

Step-by-step explanation:

4 0
2 years ago
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