If x10 = 235. Find x
A
15
B
12
C
14
D
13
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
x10 = 235
x10 = 2 x 51 + 3 x 50
= 10 + 3
= x10 = 13
Source: Myschool Past Questions Archive (Record #44770)