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Which explains how to determine 40% of 50?

Find 10% of 50 by dividing 50 by 10. Then multiply the result by 4.
Find 10% of 50 by dividing 50 by 10. Then multiply the result by 40.
Find 50% of 40 by dividing 40 by 2. Then multiply the result by 4.
Find 50% of 40 by dividing 40 by 2. Then multiply the result by 40.

1 answer

To determine 40% of 50, you can follow this step:

  1. Find 10% of 50 by dividing 50 by 10. This gives you: \[ 50 \div 10 = 5 \]

  2. Then, multiply the result by 4 to find 40%: \[ 5 \times 4 = 20 \]

So, the correct explanation is: Find 10% of 50 by dividing 50 by 10. Then multiply the result by 4.