A recipe takes 90 minutes to make. 25 percent of the time is spent preparing the ingredients. How many minutes are spent preparing?

Professor smith conducted a class exercise in which students ran a computer program to generate random samples from a population that had a mean of 50 and a standard deviation of 9 mm.

The sum of three numbers is 26. the second number is twice the first and the third number is 6 more than the second. find the numbers. show the steps

How much compound interest is earned on $15,750 principal, with an annual interest rate of 2% compounded annually, over 3.5 years? compound interest: A = P (1 + r) t A. $1130.34 B. $16,852.50 C. $1102.50 D. $16,889.06

How to round 65.85 to the nearest tenth

A number between - 2 and - 10 The least possible integer value of this number? The greatest possible integer value of this number?

2. A manufacturing company uses cylindrical storage tanks with a diameter of 40 ft and a height of 80 ft, as shown below. a. What is the volume of the storage tanks? Round your answer to the nearest cubic foot. Show your work. b.

Consider the conditional statement. What is the inverse of the contrapositive of this statement?

Serena changes the number 3 to a 6 on the spinner. What are the changes of landing on an odd number?

2/3 of 27 is equal to what fraction?

The average mark of candidate in an aptitude test was 128.5 with a standard deviation of 8.2. Three scores extracted from the test are 148, 102,152. What is the average of the extracted scores t hat are extreme values (outliers) ?