There are four multiple-choice questions on an exam, each with four possible answers (a) Determine the number of possible answer sequences for the four questions.
(b) Only one of the sets can contain all four correct answers. If you are guessing, so that you are as likely to choose one sequence of answers as another, what is the probability of getting all four answers correct? (Use 5 decimal places.)

What is the arc length when θ =pi over 3 and the radius is 5 cm? (5 points) 5 pi over 3 cm 10 pi over 3 cm 16 pi over 3 cm pi over 3 cm

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test