Mathematics, 23.10.2020 18:00 20heldmadison
Anna Maria is visiting Colombia and her grandma gave her a
$50 phone card so she can call her once every day. Every
call to her grandma costs her $1.25 and then an additional
$.25 per minute.
a. If Anna Maria is away for a week, create & solve an
equation in order to find the maximum amount of minutes she
can talk to grandma Bibi.
b. If during her week in Colombia, she also used her card to
call her sister Gigi twice a day: how many minutes would she
pave left for talking to her sister and her grandma?
please help
Answers: 2
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Anna Maria is visiting Colombia and her grandma gave her a
$50 phone card so she can call her once...
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