Mathematics, 18.03.2021 02:40 adejumoayobami1
2. Sara started out with $50 in her piggy bank. Every week she deposited the same amount of
money in the bank. After 7 weeks she had $67.50. Find the average rate of change or slope
in dollars per week. (This is a unit rate.)
3. At 4 a. m. the temperature was 38 degrees F. By 11 a. m. the temperature had risen to 60
degrees F. Find the average rate of change or slope in degrees per hour.
Answers: 1
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2. Sara started out with $50 in her piggy bank. Every week she deposited the same amount of
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