Answer:
Each car used 7 quarts of oil. So 7 cars would use 7×17 quarts which would be 119 quarts.
35 divided by 5 = 7
7 x 2 = 14
So c) 14
And I have no idea about the second one sorry :/
To find a number between both decimals, what you can do is take the average of both numbers.
We have then:

Rewriting we have:

Therefore, the decimal obtained is a number between 0.4 and 0.5
Answer:
a decimal between 0.4 and 0.5 is:

Hello,
Let's calculate ∠O:
∠O=180-2*56=68+
x=90-68=22°