A school staff wants to buy pizza for all students. There are 355 and each one will eat 0.3 of a pizza. How many pizzas should the staff buy? Justify your answer

Solve the equation for the given domain. Graph the solution set. 3x - y = 1 for x = {-1, 0, 1, 3}

Two rectangles are similar. The ratio of their corresponding sides is 1:4. 1. Find the ratio of their perimeters. 2. What is the ratio of their areas?

The lengths of the sides of a rectangle are 12.4 and 26. What are the measures of the angles between its diagonals? Round your answers to the nearest whole number.

The time between failures of a machine has an exponential distribution with parameter l. Suppose that the prior distribution for λ is exponential with mean 100 hrs. Two machines are observed, and the average time between failures is 1125 hrs.

What is the answer to the value of y - 1y + 11 - 20 is it 3 or - 3

Juanita begins to factor an expression as shown. x2+3x-18 = (x+) (x-) What numbers should be placed in the boxes from left to right?

3x+y=14 slope intercept form

Order the ratios from least to greatest. 5:3, 6:4, 11/3, 3 to 1, 33:100

Simply the expression 3 (x+1) - 2 (3x+7)

What's the solution 6x-3y=-3 & - 2x+y=4