2. 2 poin
A certain type of notebook costs $2.50 before sales tax
is added. When you buy 9 of these notebooks you
receive 1 additional notebook free. What is the average
cost per notebook for the 10 notebooks before sales tax
is added?
A. $2.78
B. $2.50
C. $2.30
D. $2.25
E. $2.15

Which expression gives the area of the triangle shown below

10 points? me . its important ‼️‼️

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!