Rosemarie made a necklace from materials that cost $30. She is going to sell the necklace to Betty at 390% of this cost. About how much should Betty pay for the necklace?

What is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7: 3

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

Which ahows the graph of the solution set of 6x+4y< 12