Jonah was skiing at a constant rate of 100 feet every 4 minutes. What is the slope of a like to represent jonahs's skiing?

In the diagram below what is the approximate length of the minor arc ab

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t