For the following questions answer them individually
D is a point on BC of $$\triangle$$ABC where BD = $$\left(\frac{1}{2}\right)$$DC. Find the ratio of areas of $$ \triangle $$ABD and $$ \triangle $$ABC.
In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) No magazine is cap.
2) All caps are cameras.
Conclusions:
I. No camera is magazine.
II. Some cameras are magazines
P does half as much work as Q. R does half as much work as P and Q together. If R alone can finish it in 40 days, then all of them together will finish the work in how many days?