The ground temperature at an airport is 12 °C. The temperature decreases by 6 °C for every increase of 1 kilometer above the ground. What is the temperature outside a plane flying at an altitude of 5 kilometers?

Consider the graph of the exponential function y=3(2)×

In an improper fraction, is the numerator equal to, less than, or greater than the denominator

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?