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8: Bob completed 80% of the 30 question test. How many questions does he have left to do? Write an equation or proportion and solve. Please show work!!

8: Bob completed 80% of the 30 question test. How many questions does he have left to do? Write an equation or proportion and solve. Please show work!!
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17 votes
8: Bob completed 80% of the 30 question test. How many questions does he have left to do? Write an equation or proportion and solve.

Please show work!!

User Dan Evans
by
7.9k points

2 Answers

13 votes

Answer:

6÷

Explanation:

30÷100=0.30

0.30×20=6

User Kyrisu
by
7.8k points
4 votes

Answer:

6

Explanation:

User Jared Loomis
by
9.0k points
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