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Usimov [2.4K]
3 years ago
15

When will you knows that your first estimate of 70 is too high

Mathematics
1 answer:
Dafna11 [192]3 years ago
3 0
When all the other numbers you have are lower
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Of the 90 votes cast for Marisol, 40% were by girls. How many girls voted for Marisol?
Dafna11 [192]

Answer:

The answer is <u>A) 36</u>

Step-by-step explanation:

Since 40% is equal to 0.4 of 1

You would multiply 90 by 0.4

Which is 36, which would give you answer A)

4 0
3 years ago
Read 2 more answers
Triangle ABC is a scaled copy of triangle DEF. Side AB measures 12
Dima020 [189]

Answer:

1. The scale factor here is 1.5

2. The scale factor here is 2/3

Step-by-step explanation:

Here, we shall be dealing with scales of triangles.

we have two triangles;

ABC and DEF

longest sides are in the ratio;

12 : 8

1. What scale factor translates DEF to ABC?

The ratio of the length can be beaten down to 3:2

So therefore, we can see that by multiplying the sides of of DEF by 1.5, we can arrive at the sides of ABC

So the scale factor here is 1.5

2. This is like the other way round of what we have above.

By multiplying the sides of ABC by 2/3, we shall have the sides of DEF

4 0
3 years ago
Brenna owns 9 T-shirts, 3 of which are red.
Ulleksa [173]

Answer:

1/3

Step-by-step explanation:

9 Shirts, 3 are Red

Probability: 3/9

Simplify: 1/3

5 0
3 years ago
At 5pm the total rainfall is 3cm. At 11 pm the total rainfall is 13cm.What is the mean hourly rainfall?
krok68 [10]

Answer:

2.16 cm

Step-by-step explanation:

5 through 11 = 6 hours

total of cms  = 13

13/6 = 2.16

7 0
3 years ago
Giulia runs an average of 15 minutes each day. She has a goal of running 100 minutes in seven days. Well she complete her runnin
Snowcat [4.5K]

Running time for 1 day = 15

Running time for 1 week = 15*7= 105

So, yes she has completed her goal

4 0
3 years ago
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