Suppose the auction house from the preceding problem sold 200 tickets at $1 each, and had 16 prizes of $10 each. What is the new expected value?

A) $0

B) $0.2

C) - $0.2

D) $0.8

One complementary angle is half as large as the second angle. What is the measure of each angle

10x - 9y = - 7 y = 3 need to find x

Colin invests £100 into his bank account. He receives 4% per year compound interest. How much will Colin have after 7 years? Give your answer to the nearest penny where appropriate.

A football team lost 5 yards on each 3 plays, Explain how you could use a number line to find the teams change in field position after the 3 plays

The length of a rectangle is 1 7/9 in., and its width is 3/4 of its length. Find the area of this rectangle.

how much interest is earned on a principal of $575 invested at an interest rate of 7% compounded annually for nine years?

F (x) = - x^2+12x + 3 a. find f (-2) b. Find derivative f' (x)

the mean heights of people from mexico is 67 inches and the mean heights of people from honduras is 69 inches in which country are the people taller on average

Determine if the given set is a subspace of set of prime numbers P 3. Justify your answer. The set of all polynomials of the form p (t) equalsat cubed , where a is in set of real numbers R.

The height of a right triangle is 3 times the length of the base. If the area of the triangle is 54 cm^2 what is the height in centimeters