Question

Cate minute corespund fractiilor 1supra4, 1supra5, 2supra6, 3supra12 dintr-o ora

Answer 1

1/4 = 15 min
1/5 = 12 min
2/6= 1/3= 20 min
3/12=1/4= 15 min

Answer 2

1)0.25-
2)0.2
3)0.(3)
4)0.25
in total 55 minute