What is the measurement of Angle E? A) 45° B) 600 ( 75° D) 90°​

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?