Quantitative Aptitude - Arithmetic Ability Questions

Solve the following : -1/4 { -45 - (-96) / (-32)} = ?

The sum of the ages of brother and sister at present is 21. Five years ago the product of their ages was 28. What is the age of the brother and the sister?

The average of the ages of Rajan and his son is 20. If Rajan's present age is three times the age of his son, then what will be the age of Rajan 5 years from now?

80 litre mixture of milk and water contains 10% milk. How much milk (in litres) must be added to make water percentage in the mixture as 80%?

P and Q started a business by investing Rs 50000 and Rs 40000 respectively. After 4 months, P withdraws Rs 20000 while Q invest Rs 70000 more after 6 months of starting the business. At the end of the year P’s share in the profit is Rs 11000. What will be the total profit (in Rs) at the end of year?

Choose the word is least like the other words in the group

(secA ­- tanA)/(cosecA + cotA) is equal to

If (x + 1/x) = 3, then x8+1x8 is equal to