The Grade 8 class at Wheatly Middle School sold 77 boxes of greeting cards to raise money for the under privileged. This is 22% of all the boxes of greeting cards sold. Calculate how many boxes were sold.
Q. The Grade 8 class at Wheatly Middle School sold 77 boxes of greeting cards to raise money for the under privileged. This is 22% of all the boxes of greeting cards sold. Calculate how many boxes were sold.
Understand Problem: Understand the problem and what is given.We know that the Grade 8 class sold 77 boxes of greeting cards, which represents 22% of the total number of boxes sold. We need to find the total number of boxes sold.
Set Up Equation: Set up the equation to find the total number of boxes.If 77 boxes represent 22% of the total, we can express this as 77=22%×Total. To find the total, we need to divide the number of boxes sold by the percentage they represent.
Convert Percentage: Convert the percentage to a decimal to perform the calculation.22% as a decimal is 0.22. So the equation becomes 77=0.22×Total.
Solve for Total: Solve for the total number of boxes.To find the total, we divide 77 by 0.22.Total = 77÷0.22
Perform Division: Perform the division to find the total number of boxes sold. Total = 77÷0.22=350
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