The hamster had a wheel to run on, but claire wondered how many lines of symmetry the wheel had. what is the approximate number of lines of symmetry on the hamster's wheel?

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76