Answer:
2
Step-by-step explanation:
If he uses 1 hour to practice harmonica, one our on homework, and another hour doing chores. He will be spending twice as much time practicing harmonica and doing homework than he would spend on chores.
Answer:
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Answer:
30/150 simplifies to 20%
30/150
zeros cancel out
3/15
1/5
1/5 as a percentage is the same as 20%
Answer:

Step-by-step explanation:


cross out the common factor.
