a candle making machine used 6 kg of wax in 2 hours. how much wax is used in 7 hours. by doing unitry mehtod
Answers
Answered by
3
Answer:
wax used in 2 hours= 6kg
wax used in 1 hour = 6/2= 3 kg
wax used in 7 hours= 7×3
= 21 kg
Final answer is 21 kg
Answered by
4
Answer:
6kg-2h
12kg-4h
18kg-6h
21kg-7h
21kg
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