Rhian sat a Maths test and an English test.
In the Maths test she scored 14 out of 17.
In the English test she scored 31 out of 39.
In which test did she do better?

The answer is maths

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio