your cell phone plan cost $39.99 per month plus $0.13 for each text message you send or receive. you have a most $46 to spend on
your cell phone bill. what is the maximum number of text messages that you can send or receive next month?
2 answers:
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Let's write it down:
<span>"60 is 75% of s" means:
60=75%*s
75% is
, (percent just means "out of 100" so we just divide it by 100) so we can also write:
60=</span><span>
s
now, let's multiply both sides by 4:
240=3s
and divide by 3:
80=s
So we have the result that the original value, s, is 80!
</span>
<span>"60 is 75% of s" means:
60=75%*s
75% is
60=</span><span>
now, let's multiply both sides by 4:
240=3s
and divide by 3:
80=s
So we have the result that the original value, s, is 80!
</span>