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algol13
3 years ago
6

If it takes 4 people 20hours to decorate 200biscuits, how long wouldit take 5 people?​

Mathematics
2 answers:
DIA [1.3K]3 years ago
7 0

it would take 5 people 16 hours do decorate 200 biscuits

algol133 years ago
3 0

Answer:

\frac{4}{20}  =  \frac{5}{x}   \\ 4 \times 20 = k \\ 5 \times x = k \\ 4 \times 20 = 5x \\ 80 = 5x \\  \frac{80}{5}  =  \frac{5x}{5}  \\ x = 16

it get <u>16</u> hours.

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Answer:

C. 53 + (23 + 7)

Step-by-step explanation:


4 0
3 years ago
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leva [86]

Answer:

B. 56°

Step-by-step explanation:

We are given that m∠R is 66° and m∠T is 122°.

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3 years ago
A french class has a total of 25 student.The number of males is 7 more than the number of females how many males and how many fe
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Answer:

16 males and 9 females

Step-by-step explanation:

To solve this we can use a system of equations.

Let's start by naming the number of females x.

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Use substitution to solve.

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x+7=y

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x=y-7

Substitute that into the first equation.

x+y=25

y-7+y=25

Combine like terms.

2y-7=25

Add 7 to both sides.

2y=32

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x=9

Therefore, there are 16 males and 9 females in the french class.

3 0
3 years ago
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X * x

or

x times x

or

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x squared

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