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If the average of two numbers is 40 and one of the numbers is 30, what is the other number? (2023)

Practice Questions

1 question
Q1
If the average of two numbers is 40 and one of the numbers is 30, what is the other number? (2023)
  1. 50
  2. 60
  3. 70
  4. 80

Questions & Step-by-step Solutions

1 item
Q
Q: If the average of two numbers is 40 and one of the numbers is 30, what is the other number? (2023)
Solution: Let the other number be x. The average is (30 + x) / 2 = 40. Solving gives x = 50.
Steps: 0

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