Quantitative Aptitude - Arithmetic Ability Questions

A sum becomes Rs 1392 in 2 years and Rs 1488 in 3 years at simple interest. What is the rate (in percentage) of interest per annum?

If cosec∅+sin∅cosec∅-sin∅=53 then the value of sin∅is equal to

A mason can build a wall in 18 hours. After 9 hours he takes a break. What fraction of the wall is yet to be built?

A table was sold at a profit of 10%. If its cost price was 5% less and it was sold for Rs. 7 more, the gain would have been 20%. Find the cost price of the table.

If 5x ­- 40 = 3x, then the numerical value of 2x -­ 11 is

If Tan θ = 7/24, then what is the value of Cosec θ?

At a telephone exchange, three phones ring at intervals of 20 sec, 24 sec and 30 seconds. If they ring together at 11 : 25 a.m, when will they next ring together?

If cos 240° = x, then value of x is