A duck swims at a speed of 1 meter per second. How long does it take for it to cross a 50 meter wide pond?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

How can constraints be used to model a real-world situation?

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events