I need help 7th grade math i need all the answers correct please ASAP
2 answers:
Answer:
- 7.98: $2.51/kg
- 8.39: $2.43/kg
- the 8.39 kg bag is the better buy
Step-by-step explanation:
To find the unit price, divide the price by the number of units. Here, the unit of interest is 1 kg.
__
Unit price of 7.98 kg bag:
$19.99/(7.98 kg) = $2.51 /kg
__
Unit price of 8.39 kg bag:
$20.38/(8.39 kg) = $2.43 /kg
__
The 8.39 kg bag has a lower cost per kilogram, so is considered the better buy.
Answer:
The 8.39-kg bag
Step-by-step explanation:
19.99 divided by 7.98 = $2.51
20.38 divided by 8.39 = $2.43
2.51 > 2.43
So 8.39-kg bag is the better buy
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Step-by-step explanation:
Slope:
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If f(-3)=-9, g(5)=12 and f(5)=1
then g(-7)=-6
Answer:
9
Step-by-step explanation:
just do 16 - 5 its exactly the same
Answer is highlighted in brown. Hope this helps.
Answer:
12m - 4
☆ putting the value of m in the above formula
12 × 4 - 4
= 48 - 4
= 44
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