Patrick B. answered • 06/21/20
Tutor
4.7
(31)
Math and computer tutor/teacher
time # of cookies # of cookies eaten NET
0 20 0 20
1 36 20 16
2 32 20 12
3 28 20 8
4 24 20 4
5 20 20 0
Sona K.
asked • 06/21/20Can you please help me with this question?
Etienne began to eat 20 cookies at exactly the same time Jacques began making more cookies, one at a time, at a constant rate of 16 cookies per hour. If Etienne ate 20 cookies per hour, after how many hours were there no cookies?
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2 Answers By Expert Tutors
Mark M. answered • 06/21/20
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
0 = 20 - 20t + 16t
0 = 20 - 4t
4t = 20
t = 5
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Sona K.
Thank you!06/21/20