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Stolb23 [73]
3 years ago
13

Naomi's school supply list includes the following items:

Mathematics
1 answer:
ikadub [295]3 years ago
4 0

Answer:

1. Naomi spends more

2. Naomi spends $0.59 more

3. total cost is $27.98

4. with 20 dollars Naomi gets $5.72 change back

5. with 15 dollars Demetrius will get $1.30 change back

Step-by-step explanation:

Naomi's total cost:$14.28

0.39+0.79+0.59+(0.79x3)+(0.79x3)+0.39+0.39+6.99=14.28

Demetrius' total cost:$13.70

(0.79x5)+0.79+0.79+(0.59x3)+(0.59x5)+0.59+0.89+0.59+0.59+0.79=13.7

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And you can check those answers with this calculator:
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