Atrain needs 4 hours to go from the first station to the second. if the third station is 120 miles away and the total travel time must be no more than 7 hours, write an inequality that would let you find the slowest average speed, v, the train could have.

Solve the system of equations. y= 2x y= x^2 - 15

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73