A circle has a diameter of 60m. What is its circumference?

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41

Line wx is parallel to line yz. if m

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?