Quantitative Aptitude - Arithmetic Ability Questions

If A = 11x2+11x4+12x3+14x7+13x4+17x10... upto 20 terms, then what is the value of A?

In the following question, select the odd word pair from the given alternatives

At a telephone exchange, three phones ring at intervals of 20 sec, 24 sec and 30 seconds. If they ring together at 11 : 25 a.m, when will they next ring together?

In an equilateral triangle ABC, G is the centroid. Each side of the triangle is 6 cm. The length of AG is

If 13x2 = 172 - 92, find the value of x?

If 3x2 = 102 - 52, find the value of x?

The sum of a non-zero number and its reciprocal is 2. What is the number?

Selling price of a calculator is Rs 13924 and profit percentage is 18%. If selling price is Rs 10266, then what will be the loss percentage?