I am giving the answers only.
2/5
4/7
5/11
1/5
2/3
3/5
2/15
1/2
Answer:
It will take 3/4 cubes to fill the box
Step-by-step explanation:
Saw A = 150 planks/30 seconds = 5 planks per second
Saw B = 130 planks/ 13 seconds = 10 planks per seconds
5 + 10 = 15 planks per second total
225 planks / 15 planks per second = 15 seconds
Answer: 15 seconds
F(x)4^x+3 hope this helps
