Chantel wanted to add fish to her new fish tank. The pet store recommended that each fish needs 0.5 cubic feet of water. Chantel wants to put 7 fish in her tank and the tank is 2.5 feet long and 0.5 feet deep. How high should Chantel fill the water in the tank?

Write 5 numbers that round to 740 when rounded to the nearest 10

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.