In which expression is the number 5 a factor?
a. z+5
b. z-5
c.5z
d.5/z

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?