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NNADVOKAT [17]
3 years ago
9

Roberta needs 12 zippers to make 3 of the same backpacks. If Roberta has 48 zippers, how many of those same backpacks can she ma

ke?
Mathematics
1 answer:
yaroslaw [1]3 years ago
5 0
First, you need to find out how many zippers are used to make one bookbag. To do that, you divide the zippers used to make the 3 backpacks.

12 / 3 = 4

So, 4 zippers are used per bookbag. Then, you divide the number of available zippers by four to find out how many bags she can make.

48 / 4 = 12

Roberta can make 12 bookbags.
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7 0
4 years ago
The half-life of Po-210 is 140 days. If the initial mass of the sample is 5
Nata [24]

Answer:

<h2>0.625kg</h2>

Step-by-step explanation:

an equation can be made given by the detials of the problem

f(n)=5(0.5)^(x/140)

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plug in 420 for x to get

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8 0
3 years ago
a salesperson earns $175 per week plus a commission equal to 4% of her sales. This week her goal is to earn no less than $525. S
nikdorinn [45]

a salesperson earns $175 per week plus a commission equal to 4% of her sales. This week her goal is to earn no less than $525.

Let x be the amount of sales in dollars

Commission = 4% of her sales x = 4% of x = 0.04 * x= 0.04 x

a salesperson earns $175 per week + 0.04 x

so Amount of earning in a week = 0.04 x + 175

This  week her goal is to earn no less than $525.

So amount of earning is greater than 525

0.04 x + 175 >= 525

The required expression is 0.04 x + 175  ≥ 525

7 0
3 years ago
36.4725 rounded to the nearest hundredths
Marta_Voda [28]

answer: 3,266.53........sorry if wrong

5 0
3 years ago
Read 2 more answers
I can't figure this out I need helppp!!!!
frez [133]
A. s equals c plus 4. C'mon that was easy.
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