Problema Solution
Every time Stephen walks the dog he gets 30 minutes to play video or computer games. When he does not take the dog out on time he gets a mess to clean up and lose an hour of video or computer game time. This week he has walked the dog on time 8 times more than he did not walk the dog on time. in total he has accumulated 3 hours of video or computer game time. How many times has Stephen not walked the dog on time?
Answer provided by our tutors
let 'x' be the number of times that Stephen did not walk the dog
he has walked the dog on time 8 times more than he did not walk the dog on time: 8x
8x*0.5 - x*1 = 3
by solving we find
x = 1
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Stephen did not walk the dog on time just 1 time.