Quantitative Aptitude - Arithmetic Ability Questions

Find the curved surface area (in cm²) of a hemisphere of diameter 28 cm

A shopkeeper, sold walnuts at the rate Rs 1,190 a kg and bears a loss of 10%. Now if he decides to sell it at Rs 1,249.5 per kg, what will be the result?

D sells a table to E at a profit of 30% and E sells it to F at a loss of 30%. What is the ratio of cost prices of D and F?

After selling 5% of a quantity of sugar, 5 Kgs of sugar remains . Find the total quantity of sugar?

If A = 232, B = 231+ 230+ 229+ ... + 20and C = 315+ 314+ 313+ ... + 30, then which of the following option is TRUE?

What is the measure of central angle of the arc whose length is 11 cm and radius of the circle is 14 cm?

10+10(9) =

Raj sells a machine for Rs 51 lakhs at a loss. Had he sold it for Rs 60 lakh, his gain would have been 8 times the earlier loss. What is the cost price of the machine?