Astudent missed 16 problems on a biology test and received a grade of 33 %. if all the problems were of equal value, how many problems were on the test? round off your answer to the nearest integer.

Which table shows a proportional relationship between miles traveled and gas used?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.