You received $70 for your birthday and you decide to go shopping. While shopping you find a pair of shoes that cost $50 and are on sale for 10% off, a pair of sunglasses for $9.98, and a movie for $13.50. If sales tax is 6.5%, do you have enough money to buy all three items? If yes, how much money do you have left? If no, how much money are you short?

Step-by-step explanation:

Its actually really easy if you know ur percentages. whats 10% of 50 = 45 know whats 45 - 70 = 25 now whats 25 - 9.98 = 15.02 - 13.50 = 1.52 now whats 6.5 - 1.52 then you have your answer

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.