exam
Maths Puzzle
Numerical Ability
Solve the equation:
y^2 - 2y -24 = 0
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exam Other Question
If there are 6 x 109 people on the Earth and there is enough freshwater to provide each person with 8.79 x 105 L, how much freshwater is on the Earth?
solve
12 over 2x +1 equals 20 over 3X