In 10 weeks, the value of Bob Treatmans day trading account decreased by $500. What was the average weekly change in the value of the account expressed as a signed number?

$48 per week

$50 per week

$-52per week

$-56 per week

The synthesis of a large collection of information that contains well-tested and verified hypotheses about certain aspects of the world is known as a scientific A) fact. B) hypothesis. C) law or principle. D) theory. E) none of these.

The perimeter of the base of the regular quadrilateral pyramid is P = 30 cm. Find the sum of all edges of this pyramid, if the perimeter of a lateral face is 27.5 cm

suppose 8 out of every 20 students are absent from school less than five days a year. predict how many students would be absent from school less than fivce days a year out of 40,000 students

What's 2106 divided by9 use area model

If sarah is 24 years younger than her mother and if the sum of their age is 68 how old is sarah

A four-digit number has 4 different odd digits. There is a 1 in the tens place. What is the smallest the number can be?

Together a computer, monitor, and printer cost $1935. the monitor cost $400 less than the computer, the printer cost $50 more than the monitor. Find the cost of the printer.

The jelly Junior high school color is made by mixing red paint with yellow paint the ratio of red plate two yellow is 3 to 5 how much red plate should be mixed with 20 ounces of yellow

Two angles are complementary. one angles measure is 79 degrees. What is the measure of the other angle

True or false? The degree of a binomial is always equal to 2