exam
Maths Puzzle
Numerical Ability
A mother is four times as old as her daughter. In 20 years she will be twice as old as her daughter. How old are mother and daughter now?
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exam Other Question
write each verbal expression as an algebraic expression,and then evaluate.1)the difference of a and b multiplied by c. a=12.b=4 and c=8.
PLease help!!! determine algebraically whether the lines are parallel, perpendicular or neither. state the number of solutions.
y = 1/2x + 3
x - 2y = -6