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Morgarella [4.7K]
2 years ago
5

It is 18°C at 8 am, and 14°C by noon. The change in temperature from 8 am to noon is

Mathematics
1 answer:
Mashcka [7]2 years ago
6 0
The answer to the question is B.
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a child find 29 nickels and dimes. how many dimes are there if the total value of the coins are $2.10?
DaniilM [7]
X represents nickels
y represents dimes
x+y=29
5x+10y=210
multiply the first equation by -5 (elimination method)
-5x-5y=-145
then add the two equations together
5y=65
divide 5 from both sides
y=13
13 dimes
3 0
2 years ago
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454 rounded to the nearest ten
Bezzdna [24]
Hey!

454 rounded to the nearest ten is: 450

This is because 4 is less than five, which is why we would round it to 50.
3 0
3 years ago
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The enrollment at Ousley Jr. High School dropped by 60 students over a 5-year period. What is the average yearly drop in enrollm
Snezhnost [94]

Answer:

The average yearly drop in enrollment is 12.

Step-by-step explanation:

The average refers to the central value in a group of numbers and with the information provided, you can find the average by dividing the number of students that dropped out of the school by the number of years over which that ocurred:

number of students= 60

number of years= 5

60/5=12

According to this, the answer is that the average yearly drop in enrollment is 12.

3 0
3 years ago
The stadium sold the same number of tickets each hour for 8 hours.
nalin [4]
C 250, 2000/8=250 because the the tickets are sold at a constant rate
8 0
3 years ago
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Jack Frost was decorating the car windows in the teacher’s parking lot. He puts 2 snowflakes on each of the four windows of the
deff fn [24]
Answer: He can completely decorate 11 cars

Explanation: since he puts 2 snowflakes on each of the 4 windows on one car, in total Jack uses 8 snowflakes per car. If he makes 90 snowflakes, 90 divided by 8 gives you the amount of cars he can decorate. 90/8 = 11.25, but since you can’t have .25 cars the answer is 11.
3 0
2 years ago
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