Question

Find a in 211afour= 150

Answer 1

Answer:

a = 2

Step-by-step explanation:

Given the expression:

$2111_{four} = 150$

This can be expressed as:

$(2*4^3)+(1*4^2)+(1*4^1)+(a*4^0) = 150\\128+16+4+a = 180\\148 + a = 150\\a = 150 - 148\\a = 2$

Hence the value of a is 2