From a matchbox with 45 matchsticks, John used 9 matchsticks to light lamps. What percentage of matchsticks remains unused in the matchbox?
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3
Answer:
Step-by-step explanation:
Ratio of unused=number of unused/total numberof match sticks=
(total no of match stciks-no of used)/total match sticks
=(45-9)/45=0.8
% of unused = ratio of unused*100
=0.8*100=80%
Answered by
0
Answer:
80 %
Step-by-step explanation:
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