If Maria can read 30 books in one hour, at the same rate, how many books can she read in 36 minutes?
Janie is 4 years older than her sister. If the sum of their ages is 18. How old is Janie?
The area of a circle is 64pi. What is the diameter of the circle?
The area of square ABCD is 16. what is the measurement of the diagonal?
Martha has 35% more money than Jojo, together they have an average (arithmetic mean) of 125 dollars.
Approximately, how much money does JoJo have?