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emmasim [6.3K]
3 years ago
8

Zach wants to build a slanted skateboard ramp. He knows he wants the ramp to form a 15 degrees angle with the ground and be 4 fe

et tall.How long will the ramp be?
Mathematics
1 answer:
frutty [35]3 years ago
8 0

Answer:

54

Step-by-step explanation:

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Beth wants to buy a shirt that costs $40. She has a 20% discount. The sales tax is 8%.
Aleks04 [339]

Answer:

$34.56

Step-by-step explanation:

She will save 8 dollars from the discount.

The tax will be $0.56.

The final price of the shirt will be $34.56

6 0
3 years ago
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12. A road race is 15 kilometers long. After the starting line, there are water stations every
zlopas [31]

Answer:

50

Step-by-step explanation:

Given

there is 1 water station at every 0.3 KM

If there are n water stations at every 0.3 KM

then KM covered by them = n*0.3 = 0.3n

given that total KM covered is 15 km

Thus,

0.3n = 15

=> n = 15/0.3 = 50

Thus, there are 50 water stations.

7 0
3 years ago
Find the value of x in the equation 9-4x=57
kirill115 [55]
<span> 9-4x=57
-4x = 57 - 9
-4x = 48
   x = -12</span>
5 0
3 years ago
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PLEASEEEEEEEEEEEEEEEE HELPPPPPPPPPPPPPPPPPPPPPPP
ch4aika [34]

Answer:

-\dfrac{3}{5}

Step-by-step explanation:

1. Find the numerator:

\dfrac{1}{3}-\dfrac{5}{6}=\dfrac{1\cdot 2}{3\cdot 2}-\dfrac{5}{6}=\dfrac{2}{6}-\dfrac{5}{6}=\dfrac{2-5}{6}=-\dfrac{3}{6}=-\dfrac{1}{2}.

2. Simplify the fraction:

\dfrac{-\frac{1}{2}}{\frac{5}{6}}=-\dfrac{1}{2}\cdot \dfrac{6}{5}=-\dfrac{3}{5}.

7 0
3 years ago
PLEASE PLEASE PLEASE HELP!! 50 POINTS!!! Multiply the polynomials (3^2 − 5 + 7) and (2^2 + − 2). Simplify the answer. Show your
alukav5142 [94]

Answer:

22

Step-by-step explanation:

(3² - 5 + 7) × (2² - 2)

(9 - 5 + 7) × (4 - 2)

(4 + 7) × (2)

11 × 2

22

4 0
3 years ago
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