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Maths Puzzle
Numerical Ability
how do you do
6-/4y+10/ when y=5
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book Other Question
Find a positive or negative number for each letter such that O+N+E=1, T+W+O=2, T+H+R+E+E=3, etc. up to T+E+N=10(Note: it is possible to go from ZERO to TWELVE)
Suppose the number of students in a mathmatics class is X , the teacher insists that each student participate in group work each class. The number of possible groups is G = x^2 - 3