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lbvjy [14]
3 years ago
8

One painter can finish a certain job 5 hours before another painter who is doing the same job. When they work together they can

finish this job in 6 hours. How long does it take for each painter to do the job by himself?
Mathematics
1 answer:
Whitepunk [10]3 years ago
5 0

Answer:

A (painter 1) = 10 hours

B (painter 2) = 15 hours

Step-by-step explanation:

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The following box plot shows the number of baseball cards that Sam's friends own. Based on the box plot shown, select all the st
laila [671]
<span>Twenty-five percent of his friends have 13 or more baseball cards.

</span>
8 0
3 years ago
Reasoning : Why is the numerator greater than
Digiron [165]

Answer:

See the explanation

Step-by-step explanation:

When the numerator is less than the denominator, the result is always less than 1, that is 0. something and this will give a percentage less than 100, but when the numerator is greater than the denominator, th result is greater than 1, and any figure greater than 1 gives a percentage that is greater than 100

example

Numerator >Denominator

=4/2*100

=2*100

=200%

Numerator <Denominator

=2/4*100

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5 0
3 years ago
Try to find x &amp; y. I need it so much please
kumpel [21]

Answer:

x = 3

y = 5

Step-by-step explanation:

Using theorem of similar triangles, we have,

(6 + x)/6 = (7 + 3.5)/7

(6 + x)/6 = 10.5/7

Cross multiply

7(6 + x) = 10.5(6)

42 + 7x = 63

7x = 63 - 42

7x = 21

x = 21/7

x = 3

Thus:

7.5/y = (7 + 3.5)/7

7.5/y = 10.5/7

Cross multiply

7.5*7 = 10.5*y

52.5 = 10.5*y

Divide both sides by 10.5

52.5/10.5 = y

y = 5

3 0
3 years ago
I need help really fast
topjm [15]
The Answer is letter a
8 0
3 years ago
Simplify (3^3*5^3)^-2
Juliette [100K]
(3³ x 5³)² - 2 

( 27 x 125)
² - 2 

125 x 27 = 3375

3375
² = 11,390,625

11,390,625 - 2 = 11,390,623


4 0
3 years ago
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