I really, really need help with this! I'm so stuck!!

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two