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Flura [38]
3 years ago
9

There are 83 Grade 7 students in Queenston Junior High School. The number of boys is 31 less than 2 times the number of girls. H

ow many boys and girls are there?
Mathematics
1 answer:
Kazeer [188]3 years ago
5 0

Answer:5

Step-by-step explanation:6×6

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The height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. When graphed,
nydimaria [60]

Answer:

  13.6 cm

Step-by-step explanation:

The slope of -0.6 tells you the change in height in 7 hours will be ...

  (-0.6 cm/h) · (7 h) = -4.2 cm

This is added to the candle height after 12 hours, so the height after 19 hours is ...

  17.8 cm -4.2 cm = 13.6 cm

5 0
4 years ago
-2(-12)(-8) PLZ I NEED HELP WITH THIS ONE>
otez555 [7]
Step1:use the rules for multiplication
-2x(-12)x(-8)
Step2:Multiply
-(2x12x8)
Step3:multiply
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7 0
3 years ago
What is the slope of the line passing through the point(2,-1) and the origin.
tiny-mole [99]

Answer:

- 1/2

Step-by-step explanation:

(0,0) (2,-1)

m = difference of y/difference of x = (-1 - 0) / (2 - 0) = - 1/2

y = - 1/2 x

7 0
3 years ago
Jay Spring pays $350.00 annually for his health insurance. This is 1/3 of the total cost of the premium; his company pays the re
WINSTONCH [101]

Q: How much did Jay have to pay excluding his share of the insurance premium?

A: $1800+$200 = $2000

Q: How much did Jay's company pay for his insurance premium?

A: $700. If Jay's $350 is 1/3 of the premium , then Jay's company pays 2*$350=$700 as rest of his premium.

Q: Jay paid 10% and the plan paid 90% beyond the deductible. How much did Jay's insurance company pay total?

A: Jay's insurance company paid $16200. Given that Jay paid $1800 beyond his deductible of $200 (and that is 10% of the actual cost) means that his plan (insurance company) paid 90%=9*$1800=$16200.

Q: How much did Jay have to pay total, including his share of the premium?

A: Jay paid $2350. He paid $200 deductible + $1800 beyond deductible + $350 premium



8 0
3 years ago
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MATH please answer <br>please answer ​
Ilya [14]

Answer:

you can fit 1000 hairs in 10 cm

Step-by-step explanation:

10^2= .01

.01*1000 = 10

6 0
4 years ago
Read 2 more answers
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