Which number produces a rational number when multiplied by 0.5? 
A.


B.
0.54732814…

C.
–1.73205089…

D.


Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?