A physics test is normally distributed. The class average was 79.3, and the standard deviation was 7.5. What percent of students scored between a 68 and 86.8?

Write algebraic expression 17 less than the product of 3 and m

What's the slope of (-6,1/2) and (-4,3)

You are standing 45 meters from the base of the Empire State Building. You estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82°.

Justin answer 68 questions correctly on an 80 question test express the amount as a fraction percent and decimal

Consider the graph of a quadratic function, y = ax2 + bx + c. If b2 - 4ac > 0, then

8 - 2x = 20 What is x

6.) A taxi cab charges a $3.50 flat fee plus a $1.20 fee mile. Write an equation for the total cost, y, after riding for x miles. 7.) How much does a 10-mile ride in the taxi cost? Show work

5 of the first 50 shoppers at a grocery store buy apples. How many shoppers can the store manager expect to check out before 25 customers buy apples A.) 100 B.) 150 C.) 200 D.) 250

Ali has 3 different coins 10p, 50p and £1. He choose one, two or three of the coins. Write down all the amounts of money he could make.

Find the y-intercept of the line: 5x + 7y + 1 = 0