Simplify the following expression:
0.07 × 0.28 ÷ 0.04 + 0.64 - 1.64 ÷ 0.04
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. -39.87.
0.07 × 0.28 ÷ 0.04 + 0.64 - 1.64 ÷ 0.04
= 0.07 × 7 + 0.64 - 41
= 0.49 + 0.64 - 41
= 1.13 - 41
= - 39.87
Therefore, the value of the given expression is - 39.87.