exam
Maths Puzzle
Numerical Ability
how do you do frequency tables
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exam Other Question
Solve:
a) 4(^1-x)=3*5^x
b)logbasee2 (1-x)+logbase(4x+1)=0
In how many ways can you arrange the digits 8, 7, 6, and 3 to form a four-digit number divisible by 9, using each digit once and only once?