The work of an artist has a 68% recognition rate. If 43 people were to be asked if they recognized the work, find the mean and standard deviation for those who would. Answer must be 3 significant figures.

Answer question above and explain each step : )

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

Th perimeter of a rectangular garden is 150 feet. the length is 50 feet longer than the width, w. which equation could be used to calculate the width of the garden? a.) 2w+ 2(w-50) =150 b.) 2w+50 + 2w =150 c.) 2(w+50) + w =150 d.) 2w+ 2(w + 50) = 150 need asap. will give brainliest !