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Question

A deck of cards is numbered 1 to 50. Pamela draws 3 cards from it. The sum of the numbers on any of the 2 cards are 60,28 and 58.
a)Find the 3 numbers
b) She draws a fourth card and the average of the 4 numbers is 20. What is the number of the fourth card?
Answer for a is 13,15,45
Answer for b is 7
Why?

Answer

0 Replies 2 Likes ✔Accepted Answer