Please Help Asap Please this is for Algebra!

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

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.