During the breakstroke competitions of a recent olympics, nelson diebel swam 100 meters in 62 seconds, and mike bowerman swan 200 meters in 130 seconds. who swam at a faster rate?

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.

Given that abcd is a rhombus, what is the value of x?

3x = 729 solve for x plz . it's urgent. will mark