Afarmer in china discovers a mammal hide that contains 71% of its original of its original amount of c-14, find the age of the mammal to the nearest year

What is the greater volume 72 quarts or 23 gallons

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

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?