The scale on a drawing is 1 cm = 6 m. how many meters does a length of 5.5 centimeters on the drawing represent?

What is the equation of a parabola y(x) that has a vertex at point (− 1/3 , 0.3) and passes through point (− 2/15 , − 1/2 ).

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years