Question

Maths test question:-
Test no:2

1.Find the products (-18)×(-10)×9
2.Verify (-30)×[13+(-3)]=[(-30)×13]+[(-30)×(-3)]
3.In a quiz,team A scored -40,10,0 and team B scored 10,0,-40 in three successive rounds.Which team scored more? Can we say that we can add integers in any order?​

Answer 1

Answer:

16200 is the correct answer of question no. 1

Step-by-step explanation:

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Answer 2

Solution 1.

= -18 × -10 ×9

= 180×9

= 1620

Solution 2.

(-30)*(13+(-3)=(-30)*(13-3)=-30*10=-300

[(-390]+(90)

=-300 hence proved

Solution 3.

Here is the elaboration.

This method is also used to search in search engines or a files in computer.

So there are 100 floor.

We will start from the 50th floor.

We drop the egg from 50 th floor. Now we have two chances either egg will break or it will not. Any case you follow you will get same result. So let us consider egg break. Now if egg break here itself so the critical floor will be below the 50 th foor.