Answer:
Step-by-step explanation:
10h+15=65 subtract 15 from each side
10h=50, divide each side by 10
h=5
He was at the fair for 5 hours
2.2/8y=6.6/96
y=6.6/96*8/2.2
y=3.3/12
y=1.1/4
they all as a group will be doing 1/3 of the work. There are 4 robots.
how much will each individual robot be doing from the total work?
well, how many times does 4 go into 1/3?
2 x 3/5, 1 2/5 x 3/5, 6/6 x 3/5, 1/4 x 3/5
Hope this helps!