Quantitative Aptitude - Arithmetic Ability Questions

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

Length and breadth of a rectangle are increased by 40% and 70% respectively. What will be the percentage increase in the area of rectangle?

The reciprocals of the squares of the numbers 11⁄2 and 11⁄3 are in the ratio

If angles of a quadrilateral are in the ratio 3:5:9:13, find the largest angle?

A sum of Rs 6000 becomes Rs 7200 in 2 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 3 years?

What is the value of (4/3) cot2 (p/6) + 3 cos2 (150) – 4 cosec2 45 + 8 sin (p/2)?

What is the value of (cos 45 - 1/3) ?

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?