Can y’all me with this math it’s very hard and i don’t get it !

Pls brainliest will be awarded if answer is correct

Worth 15 points 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? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers

If the tip varies directly with the number of guest which equation represents between the tip,t, and the number of guest,g?