Irrational kind of means something can't be dealt with, for example, you cannot divide irrational numbers. Rational is something that you can do and will be good to work with, you can divide rational numbers.
Answer: he will be charging them 70% less than what the rake cost.
Step-by-step explanation:
It would be the first one
10:30
short hand is hours
big hand is minutes
Answer is 120.
(Sorry if photo quality is bad. The camera on my device sucks.)