Quantitative Aptitude - Arithmetic Ability Questions

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

What is the value of sin 5π/3?

The ratio of present ages of Ratnabali and Shaukat is 8:5. After 22 years the ratio of their ages will be 10:9. At present, what is Ratnabali's age?

Which one of the following is the minimum value of the sum of two integers whose product is 24?

The product of two numbers is 48. If one number equals "The number of wings of a bird plus 2 times the number of fingers on your hand divided by the number of wheels of a Tricycle". Then the other number is

A new topic named Problem Solving was also introduced and it was decided that 10% time of all topics except Arithmetic will be devoted to it. What will be the central angle (in degrees) made by Problem Solving in the new pie chart?

A can do a work in 24 days and B in 40 days. If they work on it together for 10 days, then what fraction of work is left?

The average weight of P, Q and R is 71 kg. If the average weight of P and Q be 66 kg and that of Q and R be 76.5 kg, then the weight (in kg) of Q is.