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nadya68 [22]
3 years ago
10

PLEASE HELP!! WILL MARK BRAINLIEST!

Mathematics
2 answers:
vodomira [7]3 years ago
7 0

Answer:

8--decreases--0

Step-by-step explanation:

At time 0, she is at her house, 8 miles from the library. Thus, the height of graph B is 8.

A she gets closer to the library, the graph will slope downward. So, until 15 minutes, graph B will decrease.

At 15 minutes, she arrives at the library. The height of the graph is 0.

NOTE: visually, graph B is just graph A upside down

Hope this helps!

Elena-2011 [213]3 years ago
5 0

1. 0miles 2. Increase 3.8miles I think

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11.3x + 7.2 = 86.3<br><br> A) 0.7<br> B) 7<br> C) 8<br> D 8.3
Gnom [1K]
11.3x + 7.2 = 86.3

11.3x + 7.2 (-7.2) = 86.3 (-7.2) 

11.3x = 79.1

11.3x/11.3 = 79.1/11.3

x =  7

7 is your answer

hope this helps
8 0
4 years ago
HELP! As Soon As Possible (ASAP)
nevsk [136]

Answer: the first picture is 36 cm^2.

Step-by-step explanation:

It's 36 cm^2 because you need to multiply the length and breadth which is 12*3= 36. Hope this helped !

8 0
3 years ago
What is meant by the 95% confidence interval of the mean?
Allisa [31]

Answer:

Option c.

Step-by-step explanation:

Confidence interval refers to an interval such that there is a probability that the value of a parameter lies within that interval.

Therefore, 95\%  the confidence interval of the mean means that there is a probability that the value of a parameter lies within that confidence interval.

So, option c. is correct

7 0
3 years ago
Assume that riding a bike burns 50 calories per mile. If you ride at a speed of 15 miles per hour, what is your average power ou
beks73 [17]
50 calories are consumed per milefor 15 miles per hour, calories consumed
= 50*15
=750 calories per hour, 
this is equal to 750/3600 
= 0.2083 calories/second, given that, 
1 calorie per sec 
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= 0.2083*4.19
= 0.873 Watts
6 0
4 years ago
A certain truck weighs 2 metric tons. A person weighing 60 kilograms gets in the truck, followed by a 70 kilogram person. How ma
Gala2k [10]
1 metric ton is 1000 kilograms
2 metric tons is 2000 kg.
60 kilograms + 70 kilograms = 130 kilograms
2000 kg. + 130 kg. = 2130 kg.
The truck weighs 2130 kilograms.
3 0
3 years ago
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