Question

the average of five consecutive odd numbers a,b,c,d,e is 41.what is the product of a and e

Answer 1

Answer:

let one no. be x

others will be = x+1,x+2,x+3,x+4

avg. = (x+x+1+x+2+x+3+x+4)/5

(5x+10)/5 = 41

5x+10=205

5x=195

x=39

a = 39

e = 43

their product will be = 39*43 = 1677