Answer:
1) B is the answer
2) C is the answer
Explanation:
1) 21:40=0.525
2) 21:40=0.525=52.5%
Because with percents it has to be out of 100 so 0.525 is not out of a hundred so multiply 0.525 times 100 to get 53.5%.
6.5m questions
8.7m answers