Answer:
The student made an error during the distributive property in the second step where they multiplied 0.15 by -0.2 to equal -0.3 when it should have been -0.03.
Step-by-step explanation:

Answer:
10/22
10 blue marbles/22 total marbles
(simplified = 5/11)
Answer:
3:12 part to whole
Step-by-step explanation:
12 pieces of candy = whole
3 reese's = part
3 part : 12 whole
20 miles/2 hours = 10 miles/1 hour, therefore her average speed is 10mph
I’m. It sure but I need points so sorry