2. The following frequency distribution table shows marks obtained in an examina ✓tion. Mark 1 - 10 11 - 20 21 - 30 31 - 40 41 - 50 51 - 60 61 - 70 71 - 80 81 - 90 91 - 100 frequency 4 18 40 45 63 58 44 32 7 4 .Calculate the mean mark. ​

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Describe the end behavior of the function below. f(x)=(2/3)^x-2 a. as x increases, f(x) approaches infinity. b. as x decreases, f(x) approaches 2. c. as x increases, f(x) approaches -2. d. as x decreases, f(x) approaches negative infinity.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test