Quantitative Aptitude - Arithmetic Ability Questions

What is the simplest form of (1 + cosA)(cosecA ­ cotA)?

30% of a number exceeds 25% of the same number by 27. What is the value of the number?

If the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is

Rearrange the jumbled up letters in their natural sequence ad find the odd one out.

A man travelled at 40 kmph. Had he increased his speed by 16 kmph, he would have covered 80 km more in the same time. Find the actual distance travelled?

Two circles touch externally. The sum of their areas is 130π sq.cm and the distance between their centers is 14 cm. The radius of the bigger circle is

Alipta got some amount of money from her father. In how many years will the ratio of the money and the interest obtained from it be 10:3 at 6% simple interest per annum?

The total surface area of a cuboid is 376 sq cm. Find its volume if its length and breadth are 10 cm and 8 cm respectively?