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If x10 = 235. Find x

If x10 = 235. Find x
  • A.
    15
  • B.
    12
  • C.
    14
  • D.
    13
Correct Answer: Option D
Explanation

x10 = 235
x10 = 2 x 51 + 3 x 50
= 10 + 3
= x10 = 13

There is an explanation video available below.

Explanation Video