Question

heeelllllppppp problema nr 106

Answer 1

40:4=10 prima zi
10*2=20  a doua zi
40-10-20=10 a treia zi

Answer 2

40:4=10 prob.(1 zi)
10•2=20 prob.(2 zi)
10+20=30
40-30=10 prob.(3 zi)