Answer:
(C)81
Step-by-step explanation:
Total Number of Students =300
Percentage who had cats, n(C) = 40%
Percentage who had both cats and dogs ,
= 12%
Percentage who had neither cats nor dogs,
=45%
Now:
Universal Set, 

Therefore:
Number of Students who had dogs
=27% of 300
=81
64%, because 40% of 60% is 24%, and 2 mg of pure copper is 40% of the overall alloy, so add 24 and 40
<u>Answer:</u>
<u>Answer:options A is correct </u><u>answers</u><u>.</u>
<h3>
<u>please</u><u> </u><u>follow</u><u> </u><u>me</u></h3>
To solve, start by counting how many units is B to A <em>or </em>A to B? 7. Now mirror this across. ( or reflect. )
When mirroring something, it will turn out to the same. So, it is respectively, 7.
So the answer is 7.