For real numbers X and Y; X/Y =

1.

Y/X

2.

-X/-Y

3.

-X/y

Assume a share has price at t time (Pt) and at t-1 (Pt-1), the rate of return of this share is

1.

(Pt – Pt-1) / Pt-1

2.

[Pt / Pt-1] – 1

3.

2 and 3

Assume you have two projects “X” and “Y”. Net present value of “X: and “Y” is $10 and $12, if they are independent what project you should choose? Assume you have to choose only one project and no other information is given.

1.

X

2.

Y

3.

None