The second proportion is correct and it will be 6 hours.
No picture of graph no answer sorry
Answer: the brother is 20 and the sister is 9
Step-by-step explanation:
29 - 11 = 18 18 divided by 2 is 9
9+11 is 20 the brothers age so the sister is 9
Answer:
1.=0
2.=undefined
Step-by-step explanation:
7-7/7--3
0/10
0
-5-3/-4-(-4)
-8/0
undefined