Asked by Anonymous
Leon has 3 cards. Each of the cards has a different whole number on it. When he adds the 3 numbers, he gets 15. When he multiplies the 3 numbers, he gets 72. What is the difference between the greatest and smallest numbers on the cards?
Answers
Answered by
oobleck
so, let the numbers be x,y,z. Then you know that
x+y+z = 15
xyz = 72
What are the factors of 72?
1,2,3,4,6,8,9,72
Which three of these add up to 15?
Looks like
1+6+8 = 15
2+4+9 = 15
3+4+8 = 15
Looks like there's more than one answer possible, eh?
x+y+z = 15
xyz = 72
What are the factors of 72?
1,2,3,4,6,8,9,72
Which three of these add up to 15?
Looks like
1+6+8 = 15
2+4+9 = 15
3+4+8 = 15
Looks like there's more than one answer possible, eh?
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.