Question

a+b=33. b de 4 ori mai mare decit a. află nr

Answer 1

DAU COROANA

Calculeaza: a) 4/7 x 6/5 x 7/8

b) 6 x 7/12 x 4/21 x 9

c) 27/20 : 81/40

d) 4/27 : 1 intreg 1/3

e) [(1/2 + 1/6) : (1/2 - 1/6) - 1/5]: 1 intreg 1/5