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Anika [276]
3 years ago
15

Which ratio forms a proportion with 2/9 10/40 12/63 12/45 14/63

Mathematics
1 answer:
Nostrana [21]3 years ago
5 0

Answer:

14/63

Step-by-step explanation:

(2*7) / (9*7) = 14/63

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Eli and Samantha work at a dry cleaners ironing shirts. Eli can iron 20 shirts per hour, and Samantha can iron 35 shirts per hou
MrRa [10]

Answer:

see the explanation

Step-by-step explanation:

Let

x ----> the number of hours Eli worked

y ----> the number of hours Samantha worked

we know that

Eli and they ironed 400 shirts between them

so

 ----> equation A

Samantha worked 2 more hours than Eli

so

----> equation B

solve the system by substitution

substitute equation B in equation A

solve for x

Find the value of y

substitute the value of x in equation B

therefore

The number of hours Eli worked was 6 and the number of hours Samantha worked was 8

5 0
2 years ago
I need help with his problem with details.
inysia [295]

Answer:

The solution is y> -1

Step-by-step explanation:

y- 6 > -7

y> -7+6 (add 6 on both sides)

y> -1

The graph should the the first option from the right, with the dot above -1.

Since y is greater than -1, the dot should be on -1 and the arrow should be pointing towards the right. It shouldn't be a coloured dot because the sign is 'greater than' (>) not 'greater or equal to' (≥)

5 0
3 years ago
Stanley can purchas a 15.4-ounce bottle of
sp2606 [1]

Answer: They are the same deal

Step-by-step explanation:

15.4/5.39=3.33333...

23.6/7.08=3.333333...

5 0
2 years ago
Find the area of the shaded regions<br> Will give brainliest!!
DochEvi [55]

Answer:

it is 40pi

Step-by-step explanation:

pi r^2 and you have 144 degrees shaded which is 40% of the circle.

You find the total volume to be 100pi and you divide by .4 (40%) to get 40pi as your answer

4 0
3 years ago
Read 2 more answers
Determine if the statement below makes sense. Explain.
Katarina [22]

Answer:

c

Step-by-step explanation:

$376.35 / 4 does equal to $94.0875 but when it comes to money, it should be rounded to the nearest cent being $94 and .08 cents.

4 0
3 years ago
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