exam
Maths Puzzle
Numerical Ability
o.k. o.k. last one today I promise!
Use multiplying by 1 to find an expression equivalent to 16/7 with a denominator of 28x.
Do not simplify type a fraction
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exam Other Question
(30-i)-(18+6i)+30i
The 12th term of an arithmetic series is 42 and the sum of the first 17 terms is 51. Find the common difference of the series, and find the first three terms of the series.