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andreev551 [17]
3 years ago
12

If Jim Roller can paint a room in 3 hours while John Brush would take 4 hours, how long will they take if they work together? 1/

7 hour 1 hour 1 5/7 hours
Mathematics
1 answer:
Harman [31]3 years ago
4 0
The answer is 1 5/7 hours. 
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The population of an island is 6000 people this year and is projected to be 6300 people next year, by what percentage is the pop
Julli [10]

Answer:

5% increase

Step-by-step explanation:

First, find how much it increased:

6300 - 6000

= 300

Then, to find the percent increase, divide 300 by 6000

300/6000

= 0.05

So, there was a 5% increase in the population

8 0
4 years ago
You randomly choose a jelly bean from a jar. The jar contains 20 jelly beans: 4 red jelly beans, 8 yellow jelly beans, 3 green j
9966 [12]

Answer:

1/5 probability

Step-by-step explanation:

1) The total number of jelly beans is 20. This will be your denominator.

2) There are 4 red jelly beans. This is your numerator.

3) Using the numerator and denominator we have, your fraction is 4/20.

4) That can be simplified into 1/5.

6 0
3 years ago
The solids are similar. Find the volume V of the larger solid.
diamong [38]

Answer:

9604

Step-by-step explanation:

V = (7/3)³ × 756

= 343/27 × 756

= 9604 ft³

4 0
3 years ago
PLZ help with this it should be super easy <br> plz and thx
kherson [118]

Answer:

-m²+81

Step-by-step explanation:

Hello There!

9x-m=-9m

9x9=81

mx-m=-m²

9xm=9m

9m-9m=0

we would be left with

-m²+81

5 0
3 years ago
Read 2 more answers
Which expression is equivalent to b * b * b * b *
Ne4ueva [31]

Answer:

b⁴

Explanation:

b×b=b²     b×b=b²

b²×b=b³    b×b×b=b³

b³×b=b⁴    b×b×b×b=b⁴

4 0
3 years ago
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