15 if a die is rolled, what is the probability of getting an even number? P(even) number​

One integer is 8 times another. if the product is 72, then find the integers

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*