Kira makes $7.50 babysitting. She has been doing such a great job that the family has decided to give her a raise! They are going to pay her $9.75 an hour now! Find her percent increase! 30%

.3%

23%

.2307692308

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1