On thursday r centimeters fell on deborah's garden. on saturday 15% of rain fell on the garden. the expression r+0.15r describes the number of centimeters of rain deboarh's garden got on saturday. we can use the expression 1.15r to represent the same quantity.

3/6   and 9/18

step-by-step explanation:

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0

answer: the distance

step-by-step explanation:

to calculate the distance d of a line segment with endpoints (x1, y1) and (x2, y2) use the formula d (x2 x1)2 (y2 y1)2. to calculate the midpoint of a line segment with endpoints (x1, y1) and (x2, y2) use the formula

answer: 0.64

step-by-step explanation: