Write an expression for the situation
the height of a wall that is b bricks tall if each brick is 3 inches tall

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct