What's 5÷ into 15

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なぜ私はいつも角質です ?

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Three coins are flipped. what is the probability that there will be at least two tails?

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.