The local parts shop buys a machine that costs $500,000. its value depreciates exponentially each year by 10%. what is the machines value after 5 years

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.

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i