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VikaD [51]
4 years ago
10

In a surgery, three out of ten people named blue as their favorite color. One out of five named red, if 1,200 people were includ

ed in the surgery, how many named blue or red as their favorite color?
Mathematics
1 answer:
Firlakuza [10]4 years ago
6 0
It's too simple to help...

You might be interested in
Help me please..............
larisa [96]

Answer:

a.)48

b.)528

c.)448

Step-by-step explanation:

a.)8x8=64. 4x4=16 64-16=48

b.)48(from a. answer)x11=528

c.)11x8(x2 for the other side)=176. 11x4x4=176.

48x2=96. 176+176+96=448

3 0
3 years ago
13. jewelry marena is using a certain number of blue beads in a bracelet
kherson [118]

The simplest expression that represents the total number of beads in her bracelet design is 2b + 7.

Expression:

An expression is the  sentence with a minimum of two numbers or variables and at least one math operation.

This math operation can be addition, subtraction, multiplication, or division.

The structure of an expression is:

Expression = (Number/variable, Math Operator, Number/variable)

Given,

Jewelry Marena is using a certain number of blue beads in a bracelet

design. she will use 7 more red beads than blue beads.

Here we need to write an expression in simplest form that represents the total number of beads in her bracelet design.

Assign a variable for the unknown value.

Let b be the number of blue beads for the bracelet.

The number of red beads will be represented as b + 7.

Determine the expression for the total number of beads.

Then we can written it as,

=> b + (b +7)

=> 2b + 7.

Therefore, the total number of beads can be written as 2b + 7.

To know more about Expression here.

brainly.com/question/14083225

#SPJ4

3 0
2 years ago
Fred sold half of his comic books and then bought 9 more. He now has 13. How many did he begin with?
olga_2 [115]

Answer:

  8

Step-by-step explanation:

Before Fred bought 9 more, he had 4. Since 4 is half the number he started with, he started with 8 comic books.

3 0
3 years ago
Split 63 into the ratio 4:3
ladessa [460]

Answer:

36 and 27

Step-by-step explanation:

4+3=7

63/7=9

9x4=36

9x3=27

4 0
3 years ago
Read 2 more answers
Enrique has almost unlocked all the bonus points in his new video game. The game says he has earned 150630 of all the possible b
krek1111 [17]
I think It might be B but Im not positive
4 0
4 years ago
Read 2 more answers
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