exam
Maths Puzzle
Numerical Ability
(3+square root of 5)squared=(3+square root 5)(3+square root 5)
=3^2+3 square root 5+3 square root 5+(square root 5)^2
=9+6 square root 5+5
=15+6 square root 5
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exam Other Question
The length of a rectangle is 2 cm more than twice its width.
If the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle.
Solve each of the following systems by addition. If a unique solution does not exist, state whether the system is inconsistent or dependent.
2x+3y=1
5x+3y=16