exam Maths Puzzle Numerical Ability

john traveled 40 mph to his friends house
on the return trip back home he traveled 45 mph
It took him 4hrs round trip
Question: What was the total distance traveled?

Thank you

Read Solution (Total 0)

exam Other Question
I am trying to solve these equations by substitution or elimination amd then I have to interpret the result. Each time I do it, my solution comes out to 0. Can someone help me understand this?

2x+4y=10
3x+6y=12 The cost of purchasing incandescent bulbs for use over a 9750-hour peroid is $9.75. The energy cost for incandescent bulbs over this peroid is $73. The cost of one equivalent fluor