PLS HELP FOR MY FINAL EXAM :((( Larry needs to change a light bulb in the ceiling. Larry leans a 16 kot ladder against the wall with its base 5 feet away from the wall.
Which is closest to the distance of the height of the wall to the top of the ladder?

A 3 feet

B 11 feet

C 15 feet

D 17 feet

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin