Question

if average of 7 consecutive odd number is 45. then which is the greatest one​

Answer 1

Answer:

the greatest no. is 51

Step-by-step explanation:

let the 7 consecutive odd no.s be x,x+2,x+4,x+6,x+8,x+10,x+12

x+x+2+x+4+x+6+x+8+x+10+x+12/7=45  (formula)

7x+42/7=45

7x+42=45x7

7x+42=315

7x=315-42

7x=273

x=273/7

x=39

greatest no. =x+12=39+12+51

Answer 2

Answer:

so if you do like this you will get the get the answer . there is an another way also.but i chose this as the best option .