A machine has an efficiency of 70%. How much work does the machine do when 20,000 J of work is done on it? A. 14,000 J B. 28,600 J C. 1,400,000 J D. 2,860,000 J

Separate the number 219 into three parts. The second number is two less than 5 times the first number, and the third number is 4 more than the first number.

An experiment is performed where a 4-sided die is rolled and then a 3-color spinner is spun. The possible outcomes for each event are 1, 2, 3, and 4 for the 4-sided die and red (R), blue (B), and yellow (Y) for the 3-color spinner.

Consider that the length of rectangle A is 21 cm and its width is 7 cm. Which rectangle is similar to rectangle A?

Item 10 A 12-foot ladder leans against the side of a house with its base 3 feet from the house. Use the Pythagorean Theorem to approximate how high the ladder reaches up the side of the house. Round your answer to the nearest hundredth

Determine whether the given vectors are orthogonal, parallel, or neither. (a) a = 9, 6, b = - 4, 6 orthogonal parallel neither (b) a = 8, 7, - 3, b = 5, - 1, 7 orthogonal parallel neither (c) a = - 4i + 12j + 8k, b =

Your kitchen is in your house is being remolded. it takes 2 workers, 12 days to finish the job. Each worker works 7 hours a day at $25.50 per hour. How much will it cost to hire the workers?

A town has accumulated 2 inches of snow, and the snow depth in increasing by 6 inches every hour. A nearby town has accumulated 9 inches, and the depth is increasing by 3 inches every hour.

What is 8.8 percent as a fraction in simplest form

The left and right page numbers of an open book are consecutive integers whose sum is 53. Find these page numbers.

Write the equation 2x-3y=6 in slope intercept from?