Police is originally 5 miles behind if the police car's speed is 90 mph and the car they chase is moving with a speed of 80 mph how long will it take them to catch up?

Adriano loves anime and collects toys from his favorite series.each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?