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?
4. We entered the lift on the 16th floor. We got out of the lift on the 4th
floor. How many floors did we travel downwards?
5. A diver was collecting water samples from a lake. He collected a
sample at every interval of 3 m, starting at 5 m below the water surface.
The final sample was collected at a depth of 35 m. How many samples
did he collect?

Answer 1

Answer:

so big question

refer the

Coal, oil and natural gas are examples of natural gas. Biogas is the mixture of gases produced by the breakdown of organic matter in the absence of oxygen, usually consisting of certain quantities of methane and other constituents. Therefore, biogas is not a fossil fuel.

Answer 2

Answer:

it is very big question ❓❓❓ I don't understand