Which expression is equivalent to 2r (3s-5) ?

A passenger on a ship dropped his camera into the ocean. If it is descending at a rate of - 4.2 meters per second, how long (in seconds) until it hits the bottom of the ocean, which is at - 1875 meters? Round to the nearest second.

Two cards are selected at random without replacement from a well-shuffled deck of 52 playing cards. Find the probability of the given event A pair is drawn

Fifty students were eating lunch in the school cafeteria the ratio of boys to girls was 25:25 mrs. White asked him to explain what the ratio met Kim said make that 25% of the students in the cafeteria were boys explain why Kim is incorrect

Find the exact length of the curve. y2 = 4 (x + 1) 3, 0 ≤ x ≤ 1, y > 0

Thirteen x minus seven x equals twenty-four

A bar graph shows that sports books received 9 votes. If that scale is 0 to 20 by twos, where should the bar end for the sports books?

Ms. Burns needs 6 cups of cream to make ice cream. Cream is sold in pints. How many pints of cream does she need to make the ice cream?

Use the function rule to find the amount of profit made if 55 tickets are sold

A train traveled 210 miles in 3.5 hours to its first stop. It then continued on traveling another 130 miles in 2.5 hours. What was the average speed of the train for the entire journey

A building company bids on two large projects. The CEO believes the chance of winning the 1st is 0.6, the chance of winning the 2nd is 0.5, and the chance of winning both is 0.3. What is the chance of winning at least one of the jobs?