The mirror image in the following case in

For 108 randomly selected college applicants, the following frequency
distribution for entrance exam scores was obtained. Construct a histogram, frequency polygon, and ogive for the data.
Class limits         Frequency
90-98                        6
99-107                     22
108-116                    43
117-125                    28
126-134                     9

Applicants who score above 107 need not enroll in a summer developmental programme. In this group, how many students do not have to enroll in the development programme?

[(- 2)^(-2) ]^(-3)  is equal to
1) 64                    2)
3) - 64                  4)

What are the binary representations of the following decimal numbers?
18, 27, 42

Use number line to evaluate the following
i) -5+ (-3)
ii) 4- (-4)

Draw the coordinate axes and represent the following points
i) (-2,4)         ii) (1,3)
iii) (5,-3)       iv) (-5,-4)

From which one of the following pair of points the point (0,0) is equidistant?
1) (-1,0),(1,0)                        2) (-2,0),(1,0)
3) (0,2),(0,1)                         4) (0,-2),)(0,-1)