Quantitative Aptitude - Arithmetic Ability Questions

The lengths of the two diagonals of a rhombus are 8 cm and 15 cm respectively. Find its area (in cm²).

The perimeter of a triangle is 28 cm. If the length is 5/2 times its breadth, find the length and breadth of the triangle.

Find  two  natural  numbers  whose  sum  is  85 andtheleast common multiple is 102.

Select the odd letters from the given alternatives.

What is the mean of the first five Triangular Numbers?

If the sum of squares of two real numbers is 41 and their sum is 9. Then the sum of cubes of these two numbers is

Yaman sold an item at a loss of 10%. If he had sold it for Rs.57 more, he would have made a profit of 20%. What should be the selling price of the item to make a profit of 30%?

In the following question, select the missing number from the given series.1 108, 81, 54, 27, ?