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Rainbow [258]
2 years ago
14

Maria has the following numbers of books in her collection.

Mathematics
1 answer:
Ket [755]2 years ago
7 0

Answer:

The average goes up by 0.6.

Step-by-step explanation:

The average of the original data set, 6,6,7,8,9 is 7.2. The average of the new data set with 3 more cookbooks 6,7,8,9,9 is 7.8. Therefore it increases by 0.6, hope that makes sense :)

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Which expression is equivalent to 5(x + 7)?
larisa86 [58]
You need to multiply both numbers inside the parentheses by 5:

5 times x  = 5x
5 times 7  = 35

So your answer is B. 5x + 35
5 0
3 years ago
Read 2 more answers
What is the value of X? <br><br><br> A. 5 <br><br> B. 2.5<br><br> C. 7.5<br><br> D. 10
lawyer [7]

Answer:

12. 5

11.

10

10

15. 7

14. 11

2

=

16

16

18. 3

+

11

17

3

4

co

loo

8

Step-by-step explanation:

12. 5

11.

10

10

15. 7

14. 11

2

6 0
2 years ago
When Liz woke up in the morning, it was 6°F. By the late afternoon, the temperature had dropped 9°F.
Annette [7]

Given:

Temperature in the morning = 6°F.

By the late afternoon, the temperature had dropped 9°F.

To find:

The temperature by the late afternoon.

Solution:

Temperature by the late afternoon = Morning temperature - Dropped temperature

Using the given values and the above formula, we get

Temperature by the late afternoon = 6°F - 9°F

Temperature by the late afternoon = -3°F

Therefore, the temperature by the late afternoon is -3°F.

5 0
3 years ago
What is 9.78 rounded to the nearest tenth?
Zarrin [17]
Since the number before the number in the tenth place (7) is greater than 5 (8), you will be rounding up. So your answer is 9.80
6 0
4 years ago
Read 2 more answers
Does anybody know how to do this?
Degger [83]
List the degrees from least to greatest ie, 11,7,7,6,4,3 then the first is ur degree. So the answer is D. 11
7 0
3 years ago
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