The average of 50 numbers is 38. If the numbers 45 and 55 are discarded, then the average of the remaining numbers is-

Answer: Option C

Sum of 50 numbers = 38 × 50 = 1900
Sum of remaining 48 numbers
= 1900 - (45 + 55)
= 1800
∴ Required average
= $$\left(\frac{1800}{48}\right)$$
= 37.5