Quantitative Aptitude - Arithmetic Ability Questions

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.

A cylindrical vessel of height 5 cm and radius 4 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 6 cm. What will be the height of this cone? (Take π = 22/7)

Which single discount will be equal to two successive discounts of 12% and 5%?

What approximate value should come in place of the question mark (?) in the following equation (Note: You are not expected to calculate the exact value)?(55.01+16.0003)×22.01÷10.998 =?

If a sum of money deposited in a bank at simple interest is doubled in 6 years, then after 12 years, the amount will be

The centroid of an equilateral triangle ABC is G. If AB is 6 cms, the length of AG is

What is the simplified value of (cotA + tan B)/(cot B + tan A)?

When 0.151515.....is converted into a fraction, then the result is