Question

Given data 4,y,9,5,2,7. find y if
mean = 5
median=6
mode= 4
please be fast

Answer 1

$mean = \frac{4 + y + 9 + 5 + 2 + 7}{6} \\ \\ 5 = \frac{27 + y}{6} \\ \\ 30 = 27 + y \\ y = 30 - 27 \\ y = 3$