Question

4 whole numbers are each rounded to the nearest 10
the sum of all 4 rounded numbers is 90
what is the maximum possible sum for the original 4 numbers

Answer 1

Answer:

those numbers are 50+20+10+10

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

well, 10 + 20 + 30 = 60

and, 60 + 30 = 90

So, the numbers could be 9 + 19 + 29 + 29 = 86

or, if they must differ from each other, then,

9 + 19 + 29 + 28 = 85