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Scrat [10]
3 years ago
6

Maya is researching energy costs. She made a table of the cost for different numbers of gallons of gasoline. How much will 12 ga

llon cost?
A.$7.80

B.$23.40

C. $31.20

D. not enough information

Mathematics
2 answers:
statuscvo [17]3 years ago
7 0

Answer:

The answer is B

Step-by-step explanation:

BEcause I took the test

defon3 years ago
4 0

Answer:

B. $23.40

Step-by-step explanation:

1. You have to divided the cost by the number of gallons to get the the cost per gallon

2. multiply the number of gallons by the cost per gallon that you found

Then you have your answer!

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The amount of time that customers wait in line during peak hours at one bank is normally distributed with a mean of 13 minutes a
Neporo4naja [7]

Answer: I believe the answer is c)-2, 0

Step-by-step explanation: The amount of time that customers wait in line during peak hours at one bank is normally distributed with a mean of 13 minutes and a standard deviation of 3 minutes then the answer should be c)-2, 0 ?

8 0
3 years ago
The following box plot shows points awarded to dance teams that competed at a recent competition:
Komok [63]

Answer:The answer would be A. 1 1/5

48/40 = 1 8/40

1 8/40 Simplify to 1  1/5

Hope this helps!

Step-by-step explanation:

3 0
3 years ago
Give examples of a 100% increase, 100%<br> decrease, and 100% error. Explain each.
lakkis [162]

Answer:

100% increase from 100 is 200, the difference is 100.

100% decrease from 100 is 0, the difference is -100

error means that you were quite a long way off from the true value.

4 0
3 years ago
A guy wire 30 ft long supports an antenna at a point that is 24 ft above the base of the antenna.
GalinKa [24]
Use Pythagorean Theorem
c2 = a2 + b2
152 = a2 + 12
a2 = 152 - 122
=225 - 144 = 81
a = 9 ft
Distance from base of antenna = 9ft
4 0
2 years ago
Write an equivalent expression for (x - 11)(x + 9).
vodka [1.7K]

Answer:

x²-2x-99

Step-by-step explanation:

(x-11)(x+9) - foil method

x times x = x squared

x times 9 = 9x

-11 times x = -11x

-11 times 9 = -99

x squared + 9x + 11x + -99

x squared-2x-99

7 0
3 years ago
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