Question: Directions: Find out the approximate value which should replace the question mark (?) in the following questions. You are not expected to find the exact value).
$ 0.0004\div 0.0001\times 36.000009=? $
Options:
A) 0.10
B) 145
C) 1450
D) 1.46
E) 14.5
Show Answer
Answer:
Correct Answer: B
Solution:
- $ ?\approx 0.0004\div 0.0001\times 36.00009 $
$ \Rightarrow $ $ ?\approx \frac{0.0004}{0.0001}\times 36 $
$ \Rightarrow $ $ ?\approx 144 $
$ \Rightarrow $ $ ?\approx 145 $