15<sup>th</sup> term of A.P., x - 7, x - 2, x + 3, ........ is

Find the n<sup>th</sup> term of the following sequence :</br> 5 + 55 + 555 + . . . . T<sub>n<…

If four numbers in A.P. are such that their sum is 50 and the greatest number is 4 times the least, then the numbers are

What is the sum of the first 11 terms of an arithmetic progression if the 3<sup>rd</sup> term is -1 and the …

What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?

If a rubber ball consistently bounces back $$\frac{{2}}{{3}}$$ of the height from which it is dropped, what fraction of …

The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the…

A piece of equipment cost a certain factory 6,00,000. If it depreciates in value, 15% the first year, 13.5% the next ye…