General Basic Math Exams Quizzes MCQs Quizzes Simplification Math Quiz

Question:
The simplification of
0.8 x 0.8 x 0.8 – 0.5 x 0.5 x 0.5
0.8 x 0.8 +0.8 x 0.5 + 0.5 x 0.5   
gives.

Option A):
0.4
Option B):
0.13
Option C):
0.3
Option D):
0.8

Correct Answer is Option C):
0.3

Explanation:
Solution:
We know that   a3 - b3  /a² + ab + b²   = a - b
The given expression  = 0.8 - 0.5 = 0.3