Yesterday han rode his bike 39 kilometers in 3 hours, today nathan rode his bike 8 kilometers in 30 minutes, compare his rates for those two days?

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Someone me what is the area of this figure? 18m 18m 8m 16m