Is that the exact question? because the last part doesn't really make sense to me
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the answer is 10:20.
Hint for the future: be sure to write in the full problem. I only knew the answer because I had to do it myself, but people need more context if they are going to help you.
Answer:
7.2+x=19.5
x=19.5-7.2
x=12.2
Step-by-step explanation:
Just use quiz lit and it’ll give you all the answers you need for your answers
Answer
30%
Step-by-step explanation:
21 is 70% of 30. 100-70= 30
