What does the little words "and" and "or" means and what symbols do we use for these in math

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

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²