If you're given a number, subtract 1, then 2 from the result, then 3 from that result and so on until you reach 0 or a negative number.

For example, if you're given 15:

15 - 1 = 14

14 - 2 = 12

12 - 3 = 9

9 - 4 = 5

5 - 5 = 0

Which of these numbers will finish exactly at zero?

102 103 104 105 106

Question

Azul Stark

13 September, 10:40

+5

Answers (1)

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Gustavo Herrera · Answer 1

Gustavo Herrera 13 September, 12:13

0

105 will finish exactly at zero

If you're given a number, subtract 1, then 2 from the result, then 3 from that result and so on until you reach 0 or a negative number.For example, if you're given 15:15 - 1 = 1414 - 2 = 1212 - 3 = 99 - 4 = 55 - 5 = 0Which of these numbers will finish exactly at zero?102 103 104 105 106