The average of a series of consecutive odd numbers is 33? If there are 7 numbers in the series, what is the lowest number in the series?
সমাধান
সঠিক উত্তর: Option B
Let,numbers are,x,x+2,x+4,x+6,x+8,x+10 and x+12
(7x+42)/7=33
x=27