First of all, the negative sign means that we will turn clockwise.
Since 
is half a quarter, we have:
brings you at half of quadrant IV
brings you on the negative side of the y axis
brings you at half of quadrant III
So, option A is correct.
220-220r=160
Solve for r to get the discount rate
r=0.2727
r=0.2727×100
r=27.27%
Check
220−220×0.2727
=160
Answer:D
Step-by-step explanation:
There are 12 face cards in a deck, and one you draw the first face card there will be 11 left so:
(12/52)*(11/51)=132/2652=11/221
Answer:
15
Step-by-step explanation:
If y is 20 when x is 5 then x is always 1/4 of y
60*(1/4)=15
