Question

E. Short Answer Type
1. When the greatest negative integer is subtracted from the smallest
positive integer, what do we get?
2. Sohan lives on the 16th floor of a building. He came down 9 floors and
collected his maths textbook from his friend Ahmed. He then went up
along with Ahmed to Justin’s house which is 12 floors above Ahmed’s to
work together for their mathematics project. If Justin lives on the topmost
floor of the building, how many floors does the building have?
3. What is the sign and ones digit of the number when (–11) is multiplied
with itself 6 times consecutively?

Answer 1

Answer:

1) If we subtract greatest negative integer from smallest positive we get a negative integer

2) Sohan lives on 16th floor

Ahmed live 9 floors below

Justin lives 12 floors above Ahmed

therefore, 16-9+12=17

So, the topmost floor is 17

3) It is Minus sign

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