A student estimated that it would take 3 hours to write a book report, but it actually took her 5 hours. what is the percent error for her estimate?

Answer choices:

a. 40%

b. 60%

I think 40

Simplify. (2/5) ^4 ... words to fill in minimum space

In a certain state, 50 % of adults indicated that sausage is their favorite pizza. Suppose a simple random sample of adults in the state of size 23 is obtained and the number of adults who indicated that sausage is their favorite pizza was 17.

1. What is 35% of 80? 2. What percent of 48 is 20? 3. What percent of 88 is 88? 4. What is 25% of 144? 5. What is 63% of 150? 6. What percent of 70 is 21? 7. What percent of 50 is 60? 8. What percent of 75 is 15? 9. What percent of 15 is 75? 10.

A new statue with a circular base is being unveiled in a downtown park. the statue base has a radius of 8 feet. round your answer to the nearest whole number

Select all equations that have no solution. A. 12x - 3 - 6x = 6x - 3 B. 3 + 16x = 3 + 24x - 8x C. 2 + 12x - 4x = 2 + 8x D. 12x - (6x + 8) = 6x + 4

Jamie wants to find out how many students at her school go to the movies at least twice a week. She interviews 175 students and records their gender and a yes if they go at least twice a week and no if they go less than twice a week.

The area of w is 289 pi m². Find the circumference of w A. c=17 pi m B. c = 34 pi m C. c=68 pi m D. c=289 pi m

Rule: Start at 3 and 1/8, subtract 3/4

A landscaping company ordered 13 plants and 4 trees for the total of $487. If plants are $8 each, write and solve a linear equation to find the cost for each tree.

The result of subtracting two numbers is called finding the