What is the measure of the missing angle? 75° and 40 degrees

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)