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Elena-2011 [213]
4 years ago
7

Mrs. Johnson bought 6 pizzas. She cut them into many equal pieces for students in her class. Each piece was 3/10 of a whole pizz

a. How many students were there in the class if each child received only one piece of pizza?
Mathematics
1 answer:
azamat4 years ago
7 0
There is 20 students in her class.

Ex.
3/10= size of slice; you can get 3 slices from one pizza.
There are 6 pizzas..... 3x6=18; there will be a remained of 1/10 from each pizza because 3/10 is not an even number. Now u would have (6) 1/10's.... So 1/10+1/10+1/10= 3/10 and 1/10+1/10+1/10=3/10..... That makes two more slices for two more students...... 18+2=20 slices for 20 kids in the class! :-)

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18) The ratio of the number of boys to the number of girls in the class is 1:6. Which statement must describe the class? A) Ther
Firdavs [7]

Answer:

B. There is one boy for every 6 girls in class.

Step-by-step explanation:

When you have a ratio, it compares two numbers. When you have a ratio 1:6 the colon (:) there can be read as "is to" or "for every".

That means that ratio can be read as 1 is to 6 or "there is 1 for every 6."

In this case 1:6 represents the number of boys to the number of girls to class. This means that there is 1 boy for every 6 girls in class.

3 0
3 years ago
HELP ME PLEASE!!!<br><br> This is super confusing
Elanso [62]
Answer is (B)

Explanation:

M<2=180-53x2
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M<2=5x+14=74
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6 0
3 years ago
Write a real-world problem that could be represented by the inequality.<br> 3x + 6 &gt; 27
liubo4ka [24]
Hello! We see that 6 is the fixed amount. x represents the amount of something, and the solution makes a number $27. Let's make a real-world problem and then execute it.

Fawn has $6 in her piggy bank. She makes bracelets to sell to family & friends for $3 each. She wants to buy a video game that with tax, costs a little over $27. How many bracelets would Fawn have to sell in order to have enough money to buy the video game?

How to solve it:

So we have the expression of 3x + 6 > 27. First off, subtract 6 from both sides. 6 - 6 cancels out. 27 - 6 is 21. That's 3x > 21. Now, divide each side by 3 to isolate the x. 3x/3 cancels out. 21/3 is 7. There. x > 7. Fawn will have to sell more than 7 bracelets in order to have enough money for the game.
8 0
3 years ago
2b-3(1+b)=-3(b+7) whats the answer? and how do you do it??
ycow [4]

Answer:

B=-9

Step-by-step explanation:

Technically, I didn't solve it. I used an algebra calculator online called m a t h w a y. It helps a lot but if you really need to know how to solve it on pencil and paper I cannot help you.

I had to space out the website so it let me submit this answer btw

7 0
3 years ago
Read 2 more answers
Help its urgent!! I can not figure it out!!
gladu [14]
What is the problem?
5 0
4 years ago
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