Identify whether each scenario would be represented by a continuous or discrete graph

What is the coefficient of x2 in the expansion of (x 2)

City B is northwest of City A and the 400 mile trip by car takes 8 hours. City B is exactly 320 miles NW of City A if able to travel in a straight line. What is the velocity of the car?

What is 38:3648 long division

Knowing that this number, the Golden Ratio, is present not just in mathematics, but may also be present within your own brain and body (at the atomic or subatomic level), what do you think it means?

A friend of yours, a senior, took the Graduate Record Exam in September and scored in the 99th percentile. In February your friend took the same exam over again. This time your friend scored in the 84th percentile.

Simplify 50/5+3*4/2-1

What is LCM of 4 and 9 by listing the multiples

What's the product of 1.5% of 67,200

Your friend can clap his hands 28 times in 12 seconds. How many times can your friend clap his hands in 0.5 minute?

Factor 9x^2+66xy+121y^2