1 year ago

It cost Cai $1,80 to send 12 text messages, How much would it cost to send 90 text messages?

Mathematics

2 answers:

Nonamiya [84]1 year ago

7 0

Answer: $13.50 for 90 text messages

Step-by-step explanation:

$0.15×90 = $13.5

$0.15 is the unit rate for 1 text message cost.

Kipish [7]1 year ago

3 0

Answer:

$13.5

Step-by-step explanation:

cost of 1 text message= $1.80÷12 =$0.15

cost of 90 messages = $0.15×90 = $13.5

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