Question

What per cent is each of following:
1) 0.5 of 5
2) 450grams of 2.75 kg
3) 12 minutes of 3 hours
Plz solve it thanks step by step.

Answer 1

0.5/5×100=10%

2.75 kg=2750 g

450/2750×100=16.36%

3 hours=180 min.
12/180×100=14.4%

Answer 2

0.5/5 × 100 = 10%
450/2750 × 100 = 16.36% ( approx.)
12/180 × 100. = 6.67 % (approx.)