294 gallons of oil is the answer because you do 42 and mltiply it by 7
Step-by-step explanation:
1a. Just add both of them.

1b. We just subtract both of the functions.


1c.


1d.

The answer is 2 in 20 or 1 in 10, all you have to do is add up the total number of marbles and then have the number of yellow in the total. So 2 in 20. Hope this helps you!
Answer:
0
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
20÷100=0.2
0.2×15=3
:)