Mai runs around a 400-meter track at a constant speed of 200 meters per minute. How many minutes does it take Mai to complete 4 laps of the track?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?