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aleksklad [387]
3 years ago
13

6 ice cream cones cost $10. How much will 9 cost?

Mathematics
1 answer:
jek_recluse [69]3 years ago
8 0

Answer:

15 dollars

Step-by-step explanation:

We can write a ratio to solve

6 cones         9 cones

------------   = --------------

10 dollars       x dollars

Using cross products

6*x = 10 *9

6x = 90

Divide each side by 6

6x/6 = 90/6

x = 15

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A colony of 21,300 bacteria doubles in size every 260 hours. What will the population be 520
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3 years ago
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maw [93]

Answer:

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Step-by-step explanation:

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4 0
3 years ago
Read 2 more answers
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