Three men step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. The minimum distance each should cover so that all can cover the distance in complete steps is 

If a trader finds out that his profit is equal to 20 percent of the selling price, then his actual profit is.

A circle is inscribed in a equilateral triangle of side 24 cm. What is the area ( in cm²) of a square inscribed in the circle?

If the area of a circle is 154 m² then its radius will be 

If 32 is removed from the data: 20, 25, 28, 32, 38, 45, 48, 52, then the median s increaser by?

A circular pavement was to be built around a square park of side 18 m. The maximum width of pavement is 5 m. Calculate the cost of cementing the pavement at Rs. 15 per m² .

The speed of a boat in still water is 10 km/hr. It covers (upstream) a distance of 45 km in 6 hours. The speed (in km/hr) of the stream is : 

The ratio of the income of A to that of B is 5 : 7. A and B save Rs.4,000 and Rs.5,000 respectively. If the expenditure of A is equal to $$ {66 {2\over 3}}{\%}$$ of the expenditure of B, then the total income of A and B is: