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makvit [3.9K]
3 years ago
14

Can someone help with explain how to do these, with formulas or techniques?

Mathematics
1 answer:
Otrada [13]3 years ago
6 0
I hope this helps you

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if 368 teenagers in a population of 4,310 report that they have smoked at least one cigarette during the past year, to one decim
allochka39001 [22]
Divide the amount of teenagers that smoked by the total population:

368 \div 4310 = 0.0853

Multiply this decimal by 100 to convert into a percentage:

0.0853 \times 100 = 8.53

To round to the nearest decimal place, look at the hundredths value:

8.53
3 > 5
8.53 -> 8.5

8.5% of teenagers reported that they smoked at least one cigarette.
4 0
3 years ago
Two years of local Internet service cost $685, including the installation fee of $85. What is the monthly fee?
AnnZ [28]
685-85=600
1 year =12 months 
12 multiply by 2 =24
600 divided by 24=25
answer=25

8 0
3 years ago
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Lynn spent $21.90 at A Hill of Beans. She bought 2 fruit smoothies at a
Annette [7]

Answer:

$0.3

Step-by-step explanation:

8.90x2=17.8

1.75x2=3.5

17.8+3.5=21.3

21.90-21.3=0.6

0.6/2=0.3

6 0
3 years ago
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What is the relationship between the 6's in the number 6,647?
Gennadij [26K]
The first 6 is in the hundreds and the other six is in the thousands
8 0
3 years ago
Y+2y^2+3y^2 y+2y 2 +3y 2
abruzzese [7]

Answer: so if you Simplify it will be 6/36 hope it helps

Step-by-step explanation:

4 0
3 years ago
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