Glados jumped 5 times every 35 hours. At that rate, how long, in hours, will it take to jump 4 times?

Which graph represents an even function?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?