exam
Maths Puzzle
Numerical Ability
Sketch the graph of a system with the following: x+2y<160, 3x+y<180, x>0, y>0.
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exam Other Question
Use inductive reasoning to predict the next number in each sequence.
3, 7, 11, 15, _____________
1, -2, 4, -8 ________________
solve using the addition method.
2x - 3y = -6
x + y = 7