Superman is flying 54.5m/s when he sees a train about to fall into a river 850 m away. he must reach the train in 4.22 s. what acceleration does he need

The triangles are similar. what is the value of x? x=

Which number line represents the solution set for the inequality - x 24?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27