a) 3.5
b) 4.5
c) 5.5
d) 6.5
correct answer is: b) 4.5
Explanation
First we rearrange the decimal numbers 0.015, 0.45 and 1.5.
0.015=0.015
0.45=0.450
1.5=1.500
Now, we find the LCM of 15,450 and 1500.
LCM of 15,450,1500 is 4500.
We can see there is a decimal point before three digits.
Putting the decimal point before three digits of the LCM (4500) we get:
\rightarrow 4500=4.5
Ans: LCM 4.5