Are negative numbers also real numbers?

What is the lowest common multiple of two numbers that have no common factors greater than 1? give an example.

On a fair 6-sided die each number has an equal probability p of being rolled. When a fair die is rolled n times, the most likely outcome (the mean) is that each number will be rolled np times, with a standard deviation of σ=√ (np (1-p)).

An art teacher uses 1 quart of blue pant each month. in one year, how many gallons of paint will she use?

Is 200 a whole number and a natural number

8 gallons equals how many pints

Merideth has a set of ninety 1-inch tiles. If she starts with one tile, then surrounds it with a ring of tile to create a larger square, how many surrounding rings can she make before she runs out of tiles?

five whole numbers are written in order (4, 6, x, y, 10). The mean and median of the five numbers are the same. Work out the values of x and y.

What figures can be drawn in a circle with 2 perpendicular diameters?

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the temperature varies between 67 and 83 degrees during the day and the average daily temperature first occurs at 8 AM.

What is decimal expansion?