. For a certain species of animal to live, there needs to be less than 15 per square mile. In a
rectaligular wildlife preserve measuring 20 miles by 15 miles, scientists counted 3,740 of
the animals. Is there enough area for all animals to survive? Explain.

At the beginning of the year, adrian's savings account balance was \$28$28. each week, he deposits another \$15$15 into that account, and he doesn't spend any of his savings. is his savings account balance proportional to the number of weeks since the start of the year?