Which of the following statements is false?
a.
all whole numbers are integers.
b.
all natural numbers are rational.
c.
all whole numbers are natural.
d.
all integers are rational.

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

Dots sells a total of 279 t-shirts ($2) and shorts ($4). in april total sales were $670. how many t-shirts and shorts did dots sell?