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Xelga [282]
2 years ago
9

Please I need help with this math homework ASAP thank you!

Mathematics
1 answer:
Montano1993 [528]2 years ago
4 0

Answer:

4

\sqrt{4}  = 2 \\  \\  \sqrt{2}  \times  \sqrt{8 }  =  \sqrt{16}  \\  \\  \sqrt{16}  = 4

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10. Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 3 liters of natural oil for every 4
jeyben [28]

you have the ratio of natural:synthetic so;

3:4

3+4=7

357/7=51

3*51:4°51

153:204

therefore, it'd be 204 litres of synthetic oil!!

i hope this helps you!!

7 0
2 years ago
How to calculate the Perimeter of a rectangle with length 7ft and width 3ft
Umnica [9.8K]

Answer:

Multiply each measurement by 2 then add them together

          OR

Add 7 + 3 and multiply by 2

Step-by-step explanation:

Answer would be 20ft

7 0
3 years ago
Divide the whole into pieces that are each ⅙ of the whole. Then, solve the equation.
yKpoI14uk [10]

Answer: 6

Explanation

If we divide our figure into six, we get the following figure:

As we can see, we are left with 6 equal parts. This can be confirmed by solving the equation:

1\div\frac{1}{6}=\frac{6}{1}=6

6 0
1 year ago
7) Halogen lightbulbs last an average of 4,500 hours. If a particular
castortr0y [4]

Answer:

450 days

Step-by-step explanation:

4500/10 = 450 days

7 0
2 years ago
Sierra left $4.50 as a tip for a waiter. This was 18% of the bill before the tip. How much was her total bill before the tip? En
IrinaVladis [17]

Answer: $20.5

Step-by-step explanation:

Let x  denotes the amount for total bill.

We are given that ,  Sierra left $4.50 as a tip for a waiter.

This was 18% of the bill before the tip.

We can write 18% = 0.18. [To convert percent into decimal we divide it by 100.]

Then, the tip amount = 0.18 x Total bill

\Rightarrow\ 4.5=0.18x\\\\\Rightarrow\ x=\dfrac{4.5}{0.18}=25

So, the total bill amount = $25

Hence, her total bill before the tip= Total bill amount - Tip amount

= $25- $4.50=$20.5

Thus ,her total bill before the tip= $20.5

6 0
3 years ago
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