Eighty students at sagamore middle school were surveyed wether they own an I phone. Half of 50 eighth graders said yes, and 28 of the seventh graders said yes. How many seventh graders said no?

Which describes the difference between the graph of f (x) = x2 and g (x) = - (x2 - 2) ? A) The graph of f (x) is obtained by flipping g (x) over the x-axis and shifting up 2 units.

Combine a square and triangle to make what polygon

3 (x - 4) (2x - 3) = 0?

What is the slope of the line with the equation 3x + y = 15?

Evan purchased a boat for $8825. He made a down payment of $2500. He applied for a three-year installment loan with an interest rate of 10.2%. What is the total cost of the boat after three years

A water tank is a rectangular prism that is 11 meters long, 9 meters wide, and 6 meters high. A solid metal box 4 meters long, 3 meters wide, and 5 meters high is sitting inside the tank. The tank is filled with water.

A car factory produced 20 cars in a day. After the equipment was renovated and another one was brought to the factory, the factory started to produce 70 cars per day. By what percent did the speed of car production increase? Not 350%

In which direction will a parabola with the equation y=-3x^2+9 open? downward left right upward

Jesse has a piece of wood that is 8 feet long. he needs to cut pieces that are 7/8 of a foot long. how many pieces will he be able to make

Anja collected data about the number of dogs 9th-grade students own. She created this histogram to represent the data and determined that it is skewed right.