How do you find lengths on a number line?

Which term below correctly completes the following sentence? if a function has a vertical asymptote at a certain x value, then the function is what at that value

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?