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marshall27 [118]
4 years ago
12

Please help ASAP. Need it for homework

Mathematics
2 answers:
Goshia [24]4 years ago
8 0
Relliable = 1.5 x 30=45
speedy = 1.1 x 30 +11.5= 44.50
city = 1.25x30+8=45.50

so reliable is the cheapest
lubasha [3.4K]4 years ago
8 0
Reliable is the cheapest
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Interest is calculated by _____.
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Simple Interest is calculated using the formula: I=P*r*t
P=the principal (amount you start with)
r=percentage of interest earned
t= time in years
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Marley has 382.57 dollars. For every 30 seconds, she gains 0.04 extra. How much money will Marley have after an hour? How much w
hodyreva [135]
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7 0
3 years ago
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What is the lateral area of a right cylinder if the radius of the base is 12 mm and the altitude of the cylinder is 5 times the
schepotkina [342]
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5 0
3 years ago
A biologist is studying a bacteria population that initially contains 10^3 bacteria. In the lab, the population doubles every we
iragen [17]

Answer: 8000

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= 10³ × 2³

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4 0
3 years ago
The fit line equation for the scatterplot is y = -2.61x+152.51, where x is variable 1 and y is variable 2. according to the equa
Talja [164]

The expected value of y when x-value is 45 is 35.06

Any equation which can be put in the form ax + by + c = 0, where a, b and c are real numbers, and a and b are not both zero, is called a linear equation in two variables. For example, y = 2x+3 and 2y = 4x + 9 are two-variable linear equations.

In the given question value of x is given and value of y is asked.

The given equation : y = -2.61x+152.51 Such questions can be solved by substituting the given value of variable in the equation which will help us find the unknown.

Substituting x = 45 in the given equation , we get

y = -2.61 x 45 + 152.51

y =  -117.45 + 152.51

y = 35.06

Thus the expected value of y when x-value is 45 is 35.06

Learn more about Linear equations in two variables here :

brainly.com/question/24085666

#SPJ4

8 0
2 years ago
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