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Ser is used to talk about permanent or lasting attributes DOCTOR is a good acronym to use:  Descriptions, Occupations, Characteristics, ...

We are given; a₁ = 2, a₂ = 6 a_n+1 = a_n / a_n-1 And we want to find a₂₀₁₇. The question is hard because if we tried simply applying t...

Nucleus - This is the largest organelle within the cell and contains all the cell's genetic information (with the exception of the mitochondrial genome). Structurally, it has a double membrane, known as t...

Well, first we can notice that we can think about the table being covered with dominos. Each possible domino we can put on the table ends up increasing our final sum by one, since one of the two squares w...

Begin by looking at the percentage reduction: 

100% - 35% = 65%

Therefore, 65% = £16 (as this was the price it was reduced to)

1% = £16 ÷ 65 = 0.2462

So to find the ...