Percentage Problems( Week 11 Practice) 1. 55% of of a number is 33. What is the number? 2. If the result of decreasing P by 90% P is Q, then P is what percentage of Q? 3. If P is 160% of Q, then by what percentage Q is less than P? 4. If 72% of all voters in the county are college graduates, 72% are immigrants, 72% are married, what is the minimum percentage of the married immigrants with a college education among the voters in the county? 5. Of the 2500 customers registered an online program, 4% received a $20 discount, 31% of the remaining 96% received a $5 discount, and the rest received no discount. What is the total discount (in dollars) that all the customers received? |