Answer:
D
Step-by-step explanation:
The triangle is an isosceles triangle which means that two sides are the same, A is the same size of the equal side so A is D.
So what will it be a percentage of? it will be the percentage of the original recruits, of the original 150.
for this, we need to divide the number of recruits that left over all recruits, and multiply by 100%:

so the number of trainees decreased by 20 %

k and m must satisfy 8k = 1 mean k = ⅛
and 2km+⅝=0 mean m = -5/2
Answer:
im not sure but probably 18
Step-by-step explanation: