Question

2,6 + 1,6 x 20% : 4/10 - 1 6/10=........

a.2 2/5
b.2 1/10
c. 2 1/5
d.2 3/10

Answer 1

  2,6 + 1,6 x  20% : 4/10 - 1 6/10
= 26/10 + 16/10 x 1/5 : 2/5 - 16/10
= 13/5  + 8/5 x 1/5 x 5/2 - 8/5
= 13/5  + 8/25 x 5/2 - 8/5
= 13/5  + 40/50 - 8/5
= 13/5  + 4/5 - 8/5
= 7/5
= 1 2/5

Answer 2

2,6 + 1,6= 4,2 dikali 20% = 42% : 4/10 = 42/40=1 2/40= 1 1/20