A teacher gives a test to a class of 20 students. Is it possible that 90% of the class scores are above average?
If so, give an example of test scores for which this is the case. If not, explain why not.

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

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Witch represents the inverse of the function f(x)=1/4x-12