A street light shines onto the ground from the top of a 30 ft tall pole. A 5.8 ft tall person is walking with a speed of 3.6 ft/sec in a straight line away from the base of the pole. When the person is 16 ft away from the base of the pole, what is the rate at which the distance from the light to the tip of their shadow growing

341

step-by-step explanation:

all you have to do is 9x31 (which equals 279) and then 20x31 (which equals 620). then you have to subtract. 620-279=341.

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

answer:

125 yards

explanation:

75+50=125. that is my answer