Quantitative Aptitude - Arithmetic Ability Questions

If Gadadhar's salary is 3/2 times of Haamid's and Sarvesh's is 4/3 times of Haamid's, what is the ratio of Gadadhar's salary to Sarvesh's?

The average of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18. The correct average of the observations is

How many three digit numbers are there in which all the digits are odd?

If curved surface area of a cylinder is 1386 sq cm and height is 21 cm, what will be its radius? (Take π = 22/7)

The sum of a non-zero number and 4 times its reciprocal is 17/2. What is the number?

The third proportional of two numbers 12 and 48 is

Rs. 3105 is due to be divided among K, L and M in the proportion of 2/3 : 3/4 : 1/2 respectively. How much will L get?

What is the value of √[(1 ­- cosA)/(1 + cosA)]?