Quantitative Aptitude - Arithmetic Ability Questions

Find the simple interest on Rs. 50 for 6 months at the rate of 10 paise per rupee per month.

Present ages of Rahul and his brother are in the ratio of 5 : 3. After 4 years ratio of ages of Rahul’s brother and his sister will be 5 : 6. If the present age of his sister is 26 years, then what will be the age (in years) of Rahul 3 years from now?

If 192 pens cost is Rs.10, how many pens can be bought for Rs.5?

The ratio of two numbers is 5 : 4. If the sum of both the numbers is 180, then what is the smaller number among both the numbers?

Determine the value of ‘r’ for which the equation 13x + 5 = rx + 18 has no solution.

If 4x + 3y = 11 and 3x + 2y = 8, then (x,y) is

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The addition of a rational number and its reciprocal is 61/30. Calculate the number.