Elena's math class had 24 students yesterday. She miscounted the class total and recorded it as 20 students. What is Eena's % error?

20% a number is 6. Determine the value of the number

What is 7803 divided by 47?

Identify the percent of change as an increase or a decrease. 12 inches to 36 inches Increase Decrease Find the percent of change. Round to the nearest tenth of a percent if necessary. %

Use the elimination method to solve the system of equations. Choose the correct ordered pair. 7x+3y = 30 -2x+3y = 3 ОА. (3, 5) ОВ. (3, 3) Ос. (6, 5) D. (6, 3)

John should drive to his workplace and back to home. On the way to the workplace it was raining, so he drove at a speed of 42mph. On the way back the rain was over so his speed was 54mph. What was John's average speed, for the whole trip?

The simple interest on a principal amount, P, borrowed for T years at R% annual interest is given by the following formula. Which of the following describes the relationship between the variables of the simple interest formula? 1.

Y varies inversely as x. When y = 18, x = 6. Find the constant of variation and determine the value for y when x = 27.

A sandwich shop has three types of sandwiches: ham, turkey, and chicken. Each sandwich can be ordered with white bread or wheat. Customers can add any combination of the four available toppings.

When my teacher says find (a) but i found it, what does she mean?

You order 4 fish sandwiches and a hamburger. The cost of the hamburger is $2.50 your total bill before taxes $14.30. Write and solve an equation to find the cost of a fish sandwich.