so lon la:
35,75:(5+6)x6=19,5
dap so:19,5
bai nay trong violympic vong 9 chu gi
ta co:
hieu 2 so =1/5 so be
suy ra: so lon -so be=1/5 so be
so lon = 1/5 so be + so be
suy ra so lon =6/5 so be
tong so phan bang nhau la :6+5=11(phan)
so lon la:35.75:11x6=19.5
dap so :19.5
k mk nha