Homework Help: math

Posted by jace on Wednesday, April 7, 2010 at 8:17pm.

noel and renaldo want to rent bikes with two other friends. they have $150 to spend on bike rentals.

bike rentals
rent 1 bike for 9.75 per hour.
special group rate
for group of 4 or more, save $3.00 per person.

4(9.75h-3)=150
noel says they have enough money to rent the bikes for a miximum of 3 hours. slove the equations for the number of hours,h, in order to determine whether noel is correct.

math - Christina, Wednesday, April 7, 2010 at 8:23pm
4(9.75h-3)=150
39h-12=150
39h=138
39h/39=138/39
3.6 when rounded
math - jace, Wednesday, April 7, 2010 at 8:26pm
THANK U SOOOOOOO MUCH!!
math - Christina, Wednesday, April 7, 2010 at 8:27pm
NOO PROBLEM SOO MUCH :D
Error - math - Reiny, Wednesday, April 7, 2010 at 8:29pm
after
39h-12=150
Christina should have had
39h = 162
h = 4.15 hours
math - jace, Wednesday, April 7, 2010 at 8:36pm
o thankz!!
math - Skye, Friday, February 25, 2011 at 11:51am
thank you soo much!-- this really helps! =D
math - Anonymous, Thursday, June 9, 2011 at 3:17pm
jjhh
math - smile, Tuesday, March 20, 2012 at 7:55pm
that helped alot
math - Jack, Monday, January 21, 2013 at 10:21pm
4(9.75h-3)=150
39h-12=150
39h=162
h=162/ 39=4.15, which means they can
Afford to rent for 4 hours.

This is for part (A)

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