Quiz 1-2
Angle measure & relationship

Can i have some info on neptune's dark spot

In a scientific experiment, a is any factor that can be changed or be changed

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.