Quantitative Aptitude - Arithmetic Ability Questions

A solid hemisphere has radius 14 cm. It is melted to form a cylinder such that the ratio of its curved surface area and total surface area is 2 : 3. What is the radius (in cm) of its base?

Find the odd word/letters/number from the given alternatives.

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.

If tan4θ + tan2θ = 1 then the value of cos4θ + cos2θ is

­ If the selling price of an item is Rs 1150 after getting a discount of 8%, what is its marked price?

Two numbers are in the ratio 3:5. If 6 is added to both of them, the ratio becomes 2:3. The numbers are

What is the value of (1/2) Sec 30° + √2 Tan 60°?

If θ is acute angle and sin(θ+18°)= 1/2, then the value of θ in circular measure is