The correct option is NON ZERO RATIONAL NUMBERS.
A rational number is a number that can be expressed as a fraction of two integers. A non zero rational number is a rational number that does not equal to zero. A set of number is said to be closed under division if all the problems that concern the set of numbers can be solved under division.
The question is a bit confusing, but I'm assuming you are adding them all up, so the total sum would be 60 items :)
The correct answer to this question would be 5 because 4 is in the ones place.
Constant speed, because the flat line represents that the speed will remain the same over time
Point C is 1 unit above the X axis and point c’ is 1 unit below the x axis, because they are equal distance from the x axis the line of reflection is the x axis
The answer is c.
