Question

Dau coroană dau coroană

Answer 1

Răspuns:

a) 2/5

b)1/12

c)40

d)16/35

e)8/35

f)1/40

Answer 2

Răspuns:

a)2/5×5/2=1

b)5/12×6/5=1/2

c)32/3×3/8=4

d)15/7×14/5=6

e)21/5×15/7=9

f)5/4×11/10=55/40=11/10