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pav-90 [236]
3 years ago
13

If it takes Laine 3 hours to wash the windows, Leslie 4 hours to wash the same windows, and Lance 5 hours to wash the windows, h

ow long would it take them all working together?
0.78 hours
1.3 hours
2.6 hours
5 hours
Mathematics
1 answer:
pentagon [3]3 years ago
4 0

Answer:

Step-by-step explanation: 0.78 hours

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Next number in sequence 1 9 5 6​
djverab [1.8K]

Answer:

14

Step-by-step explanation:

1 to 9 = +8

9 to 5= -4

5 to 6 = +1

so 6 to next number = +8

= 6 +8

=14

4 0
2 years ago
A prism has a pentagonal base. The
pav-90 [236]

Answer:

585cm^{3}

Step-by-step explanation:

45 x 13 = 585

Let me explain...

we don't know the length and the width but it is telling us that there is an area of 45 centimeters. Meaning the Length x Width is equal to the area. so there wasn't no need to solve for length and width.

So that's why we only had to multiply the 45  (Length x width) and the height which is 13.

Final Answer: 585cm^{3}

3 0
3 years ago
What are the solutions of the following?
lisov135 [29]

Answer:

  (-5, -8)

Step-by-step explanation:

The expression can be divided by 2 to give ...

  x² +13x +40

The solutions to this will have a product of 40 and a sum of -13, the opposite of the x-coefficient. All of the offered choices have a product of 40, but only (-5, -8) has a sum of -13.

8 0
3 years ago
Help me out plz................................
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I think it is A but make sure with someone else
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the answer is $204.40
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