Answer:
8.75 hours
Step-by-step explanation:
We can use ratios to solve. Put the pages over the time and set them equal.
4 pages 7 pages
------------- = ---------------
5 hours x hours
Using cross products
4 * x = 5 *7
4x =35
Divide by 4 on each side
4x/4 = 35/4
x =8.75 hours
10.7 hours; the number of hours students paint when they do not watch television
Stop dobuling everyting
8-(2+5)
harry
8-(2+5)
8-(7)
8-7
1
terry ignore
8-2+5
6+5
11
T=11
H=1
H-T=1-11=-10
first one is right