"Five Different Numbers" Question :
- supplied by Rason Lee (from another user - "P5 Maths")
Five different whole numbers are arranged in order from the smallest to the greatest. The average of the first three numbers is 10. The average of the middle three numbers is 14. The average of the last three numbers is 35. Given that the middle number is 17. Find the other four numbers.
Solution :
Coming soon ....
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Hi. Got solutions from Adrael & Aston Low. Great work.
ReplyDeleteThe answers : 6, 7, 17, 18 & 70.
I think determining which 2 numbers to use that adds up to sum of 13, requires some thinking.
Posting my solution soon .....