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ad-work [718]
3 years ago
13

Shelley spent 17 minutes washing the dishes. She spent 38 minutes cleaning her room. Explain how you can use mental math to find

how long Shelley spent on the two task.
Mathematics
2 answers:
ddd [48]3 years ago
5 0
Ew, mental math... so basically, we would estimate the washing dishes to 20 minutes, and cleaning 40 min, 
together 20+40 min
 
is 60 minutes, aprox 1 hour

Shelly spent almost 1 hour cleaning
denis23 [38]3 years ago
4 0
Well what i understand this question is saying how much it is in total so you add them up and it would be 55
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What is 9.25% tax of $27.26?
tangare [24]

Answer:

$29.78

Step-by-step explanation:

1. make the % into a decimal

9.25% = 0.0925

2. multiply amount by the decimal to get the tax amount

$27.26 × 0.095 = $2.52

3. take the original amount and add the tax to get your final total

$26.27 + $2.52 = $29.78

6 0
3 years ago
The equation a = 26w gives the area of a (in square feet) of a rectangle dance floor with a width of w feet help please this is
Alexeev081 [22]

Answer:

<em>26ft</em>

Step-by-step explanation:

<em>Complete Question:</em>

<em>The equation a = 26w gives the area of a (in square feet) of a rectangle dance floor with a width of w feet. Find its length</em>

<em></em>

Formula for calculating the area of a rectangle is expressed as shown;

Area of a rectangle = Length * Width

Given the equation a = 26w that gives the area of a rectangle

On comparing with the formula;

Length * Width = 26w

Length = 26ft (by comparison)

<em>Hence the length of the rectangle is 26ft</em>

4 0
3 years ago
2 is on the line 4x - 5y = -7 find the other half of the coordinate
natali 33 [55]
4x - 5y = -7

When x = 2, 
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8 - 5y = -7
5y = 15
y = 5

Answer: The other half of the coordinate is 5. 

4 0
3 years ago
here is another one that i need help on What number represents the same amount as 8 hundreds + 10 tens + 0 ones
Harman [31]

Answer:

810 is the number that represents the same amount.

Hope this helps :)

8 0
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What is the area of a square with side lengths of 3/5 units?
34kurt

Answer: 1/6

Step-by-step explanation:

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