Quantitative Aptitude - Arithmetic Ability Questions

If the value of 3-1.732, then calculate the value of 243-12108-147

A man spends 59% of his income and saves the rest. What percentage of his expenditure does he save?

If cotA = x, then the value of x is

A is twice as good as B and together they finish a piece of work in 16 days. The number of days taken by A alone to finish the work is

If A, B and C can do a job working alone in 12, 18 and 36 days respectively. They all work together for 2 day, then B quits. How many days will A and C take to finish rest of the job?

Find the volume (in cub.cm) of a sphere of diameter 42 cm

(1 + sinA)/(1 - sinA) is equal to?

Deepanshu lent Rs. 8400 to Jaipal for 15 years and Rs. 5100 to Kareem for 14 years on simple interest at the same rate of interest and received Rs. 17766 in all from both of them as interest. The rate of interest per annum is