each year Malcolm earns 120 hours of vacation time at his job. There are 52 weeks in a year. what is the approximate number of hours of vacation time that Malcolm earns each week ?

You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?

Which of the following best describes the figure?

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate