Question

sa se afle media aritmetica a numerelor,1/2,2/5,3/4,1/6,b24;5/36;1/24;5/72;1/48

Answer 1

a) 1/2= {1+2} ÷ 2 = 3÷2= 1,5
2/5 = {2+5} ÷2= 7÷ 2=3,5
3/4 = {3+4} ÷2= 7÷2= 3,5
1/6 = {1+6} ÷2 = 6 ÷2 = 3

b ) 24,5/ 36 = {24,5+36} ÷2 = 28,1 ÷ 2= 14,0
1/24= {1+24} ÷2=25÷2 = 12,0
5/72= {5+72} ÷ 2 = 77÷2= 38,5
1/48= {1+48} ÷2 = 49 ÷ 2 = 24,5

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