Quantitative Aptitude - Arithmetic Ability Questions

The bus fare between two cities is increased in the ratio 1:2. Find the increase in the fare, if the original fare is Rs. 175.

The ratio of two numbers is 5 : 4. If the sum of both the numbers is 180, then what is the smaller number among both the numbers?

Find the range of the data : 11,13, 9, 17, 13, 19, 10, 11

The total surface area of a hemisphere is 462 sq cm, what is its curved surface area? (Take π = 22/7)

If a young son works quickly for 2 hours and prepares 16 items in a day, and his old father works slowly for 8 hours and prepares 24 items in a day, which of the following is true?

If x2+1x2-6, then find the value of 2x(x-1)x3-x2-x+1

Which of the following is correct?

4*(-­0.1(5.5 + 8.5)) of 0.5 = ?