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Degger [83]
3 years ago
13

If the critic rates a total of 100 movies, what is the best prediction for the number of movies she gives exactly 3 stars?

Mathematics
1 answer:
Fed [463]3 years ago
3 0

Answer:

I think its gonna be 35 I'm not sure

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How do i figure out 9 1/6 - 8 5/6<br> and 10 3/4 - 6 4/4?
Westkost [7]

Answer:

1) 9\frac{1}{6}-8\frac{5}{6}=\frac{1}{3}

2) 10\frac{3}{4}-6\frac{4}{4}=3\frac{3}{4}

Step-by-step explanation:

You can convert he mixed numbers to improper fractions:

1. Multiply the whole number part by the denominator of the fraction.

2. Add the product obtained to the numerator.

3. The denominator does not change.

Then:

9\frac{1}{6}=\frac{54+1}{6}=\frac{55}{6}\\\\8\frac{5}{6}=\frac{48+5}{6}=\frac{53}{6}\\\\10\frac{3}{4}=\frac{40+3}{4}=\frac{43}{4}\\\\6\frac{4}{4}=\frac{24+4}{4}=\frac{28}{4}

Observe that, in each subtraction, the denominators are equal, then you can rewrite the denominator and subtract the numerators:

1)\ \frac{55}{6}-\frac{53}{6}=\frac{55-53}{6}= \frac{2}{6}=\frac{1}{3} \\\\2)\ \frac{43}{4}-\frac{28}{4}=\frac{43-28}{4}= \frac{15}{4}

Divide 15 by 4. The quotient will be 3 and the remainder 3.

Then:

\frac{15}{4}=3\frac{3}{4}

6 0
3 years ago
A store has 3,456 books.Each box has 9 books. How many boxes do they need to sell all the books?
Artist 52 [7]
<h2>They need 384 boxes </h2><h3>All you gotta do is divide </h3>
8 0
3 years ago
Word problem:
shepuryov [24]
The race was 2.5 miles because an hour divided by 2 is 30 minutes. Therefore you have to do the same thing to the 5 and 2.5 multiplied by 2 is 5.
7 0
3 years ago
Ben, sean, alexis and samantha divide a $47 so that ben and sean together got $27, ben and alexis got $25, and ben and samantha
ELEN [110]

Answer:

$11

Step-by-step explanation:

Let Ben has b,

sean has s

alexis has a

samantha has s

Money.

We need to write the words into equations and solve as we can.

b + s + a + s = 47

b + s = 27

b + a = 25

b + s = 23

We need to find a.

Let's put 2nd equation in first, to get:

27 + a + s = 47

a + s = 20 ---------- 5th equation

Now let's solve 4th equation for b and put it into 3rd equation:

b + s = 23

b = 23 - s

Putting in 3rd equation:

23 - s + a = 25

a - s = 2 ---------------6th equation

Now, add up 5th and 6th equation to get a:

a + s = 20

a - s = 2

-------------

2a = 22

a = 22/2 = 11

Alexis got $11

8 0
3 years ago
Identify one similarity and one difference between the graph of y = 2x + 4 and the graph of y= -1/2x+4
Aleksandr-060686 [28]

Answer:

One difference would be the slope of the lines. One similarity would be where the lines cross the y-axis.

Step-by-step explanation:

This can be seen when we use the equation y=mx+b. m stands for the slope of the line and b stands for where the line is going to cross the y-axis.

I hope this helps.

-Cam ♡

7 0
3 years ago
Read 2 more answers
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