ravi took 1/7 hrs for paint a chair and 3/9hrs to paint a table .How much time did he take in all to paint both the table and the chair ?
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Answer:
28.55 mins (28.6 mins)
Step-by-step explanation:
1/7 of 1 hour = 8.57 mins
3/9 of 1 hour = 19.98 mins
8.57 + 19.98 = 28.55 mins
= 28.55 mins (28.6 mins)
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