Question

Calculeaza : cxd-axd Daca: a-5x5x4 =bx10=c:2:2=600:d=10x2x5

Answer 1

a-5x5x4 = bx10 = c:2:2 = 600:d =10x2x5
a-100 = bx10 = c:4 = 600:d = 100 =>
=>a-100=100
a=200
bx10=100
b=10
c:4=100
c=400
600:d=100
d=6

cxd-axd=400x6-200x6
            =2400-1200
             =1200