The graphical representation of the number of pieces of candy consumed by students in a week is given below: students ate less than 10 pieces of candy per week.
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Solution
We can see in the histogram, 40 students ate less than 5 pieces of candy, and 30 students ate greater than or equal to 5 and less than 10 pieces of candy.
So, 40+30=70 students ate less than 10 pieces of candy.