1. A jogger is moving at a rate of 500 feet per minute. That’s about 6 miles per hour.
a. Plot a graph showing the distance the jogger has traveled (in
feet) as a function of t (in minutes). Use t = 0 as the time when
the jogger starts.
b. Find an equation for this function.

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

This is so hard and it’s for a test

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?