Find the rates and unit rates for the following:
a. 420 miles in 7 hours
b. 360 customers in 30 days
c. 40 meters in 16 seconds
d. \$ 7.96 for 5 pounds
The expression 13.25×5+6.5 calculates the cost of renting a bike and helmet for 5 days. a. What does 13.25 represent?
b. How would the expression change if the helmet cost were doubled?
What is a Venn diagram? How do we show subsets, disjoint, and overlapping sets? Choose the correct answer. A. Uses brackets for sets. Subsets: two separate circles. Disjoint: one inside another. Overlapping: overlapping circles. B. Uses circles for sets. Subsets: one inside another. Disjoint: separate circles. Overlapping: overlapping circles.