Answer all Questions. [20 Marks]
1. The sum of the numerator and denominator of a proper fraction is 25. If the numerator is
decreased by 1, then the ratio of the new numerator to denominator is 1:2. Determine the
original fraction. Show working.
(4 Marks)

the image of (6, 9) under a dilation is (4, 6). the scale factor is

deez nu tz

step-by-step explanation:

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c