A motorboat, that has speed of 10 km/hour in still water, left a pier traveling against the current of the river. Forty-five minutes
after the boat left the pier, the motor of the boat broke, and the boat
began drifting with the current. After three hours of drifting with the
current, the boat was back at the pier where it had started. What is
the speed of the current of the river?

For an experiment, a penny is tossed. at the same time, a spinner with 8 congruent sections numbered 1–8 is spun. how many possible outcomes are there for the experiment?

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?