Karen earns $8 per hour at her job. She has $300 saved in the bank. She wants to save at least $2,700 to buy a car.

Mathematics

1 answer:

dusya [7]3 years ago

5 0

Answer:

Karen needs $2400 to reach her goal of 2,700

she will need to work for 300 hours

Step-by-step explanation:

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Billy spent $30 on a T-shirt a sandwich and two books the T-shirt cost $8.95 in the sandwich cost $7.25 the books each cost the

saul85 [17]

To find out how much each book cost first we will subract to find out how many 2 books cost. Then we will divide. last but not least we will check our wok. Lets do it:-

30 - 8.95 = <span>21.05
</span><span>21.05 - 7.25 = 13.80
</span>
CHECK OUR WORK:-

13.80 + 7.25 = 21.05
21.05 + 8.95 = 30
We were RIGHT!!!

Now lets divide:-

13.80 ÷ 2 = 6.90
1 book costs $6.90.

CHECK OUR WORK:-

6.90 × 2 = 13.80
We were RIGHT!!!!

So, 1 book costs $6.90.

Hope i helped ya!!

5 0

3 years ago

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sergey [27]

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