Answer: 17, 19, 21 and 23
Explanation:
Let x-3, x-1, x+1 and x+3 be 4 consecutive odd numbers.
Now,
According to question, their sum is 80.
x-3 + x-1 + x+1 + x+3 = 80
4x = 80
x = 20
Four consecutive odd numbers are,
x-3, x-1, x+1 and x+3
20-3, 20-1, 20+1 and 20+3
17, 19, 21 and 23