1. Find 2% of 2 hrs 30 mins
2. What % of 12 kgs is 725 grams ?
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(i) 2% of 2 hours 30 min
∵ 1 hour = 60 minutes
∴ 2 hours 30 min. = 2 × 60 min. + 30 min.
= 120 + 30 = 150 min
= 150 × 2/100
= 30/10
= 3 minutes.
(ii) 12 kg is 725 gm
1 kg = 1000 gm
∴ 12 kg = 12 × 1000 = 12000 gm
725/12000 × 100
= 725/120
= 145/24 % or 6.10/24%
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1
Answer:
1. 3 minutes
2. 6.041
are the answers
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