Mr. duc asked perry to set up 450 chairs in a large hall. perry puts 20 chairs in each row. he has already set up 15 rows of chairs. how many more chairs must he set up?

CxD={ (4,1), (4,2), (4,3), (1,1) (1,2), (1,3) } Solve for C and D

a car dealership decreased the price of a certain car by 6% the original price was 39 800 what the answer with the price with a decimal write the answer as a decimal. new price = * original price use answer in part a to determine the new price $

What are the vertices of the hyperbola whose equation is (x+7) ^2/25 - (y-8) ^2/32 = 1? (-13, 8) and (-1, 8) (-12, 8) and (-2, 8) (-7, 2) and (-7, 14) (-7, 3) and (-7, 13)

Determine the x-intercepts of the quadratic funtion given in factored form f (x) = 4 (2x-1) (3x+5)

Isabella sells 36 tickets to the school talent show each ticket cost $14 how much money does Isabella collect the tickets she sells

Logan ate 1.438 pounds of grapes. His brother Ralph ate 1.44 pounds of grapes. Wich brother ate more grapes?

If x=11 units and h=7 units, then what is the area of the triangle shown above

What is when 12+21 to the 8th power

Eight times the sum of a number and six

What is the period of y=sin (3x)