The sum of four consecutive even numbers is 748, The smallest among them is -

Answer: Option C

Let 'a' be the smallest even number
According to question
$$\begin{array}{rl}& (a)+(a+2)+(a+4)+(a+6)=748\\ & 4a+12=748\\ & 4a=736\\ & a=184\\ & \\ & \mathbf{Alternate}:\\ & \text{Middle term }=\frac{748}{4}=187\\ & \underline{184}\underline{186}\underline{188}\underline{190}\\ & \stackrel{\downarrow }{187}\\ & \text{Smallest number = 184}\end{array}$$