exam
Maths Puzzle
Numerical Ability
Problem: Find the number of permutations of the first 8 letters of the alphebet for each situation.
25. taking 5 letters at a time
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exam Other Question
Simplify:
32(^-3/5)-2(4)^0 +(2/3)^-2
solve for x
3x/(x-1)-2/(x+2)=3