Answer:
1 hr on problems and 3 reading
Explanation:
1 hr on problems bc he's able to finish 40 problems which is better than reading for 1 hr since the teacher said reading for 1 hr is equivalent to solving 35 problems. in the 2nd, 3rd and 4th hours he solves less than 35 problems each hour so it's better to just read for an hour.
Answer:
The Industrial Revolution changed the way things were made as new machines invented in the 1700s and 1800s meant it was possible to mass produce goods in factories. Starting in Britain and spreading through Europe and North America, a period of rapid social and economic change began, with widespread URBANIZATION.
Explanation:
<h3>#CARRY-ON Learning</h3>
<span>D) The outer planets have longer orbital paths than the inner planets. </span>
