The average score on an aptitude test is 80 with a standard deviation of 10. one person scored a 100. what is that person's z-score?

Megan uses 2/3 cups of almonds to make 4 cups of trail mix. Using the same ratio, how many cups of almonds would megan need to make 9 cups of trail mix?

Which equation is graphed below? RO 3

A radio station had 155 tickets to a concert. They gave away 4 times as many tickets to listeners as to employees. How many tickets did they give away to employees?

Evaluate 9.3x + 8.7y when x = 7 and y = 8

Choose the best answer. For a given distribution the average is 15.5 and the standard deviation is 1.5. If a sample is taken at random, which value is most likely? 20.2 10.1 16.3 12.9

Write an expression to represent. the difference of 8 squeared and a number

Which equation has the solutions x=1 + / - √5? x2 + 2x + 4 = 0, x2 - 2x + 4 = 0, x2 + 2x - 4 = 0, x2 - 2x - 4 = 0

10% as a fraction in simplest form

Robert has a container of a shape of a cube with an edge length of 6.1 what's the value of the container

How to compare 2 quantites so that the second quantity has a value of 1 without using a diagram