Answer:
2 1/2 hours
Step-by-step explanation:
Divide 100 by 40 and you get 2.5
The son is 8. I’m not sure if I’m right hope this helps
42/48 in simplest form is 7/8
Step-by-step explanation:
3 1/2 = 7 /2
2 1/2 = 5 /2
7/2 - 5/2
= 2/2 = 1
hope it helpful