X sells an item to Y at a profit of 28% on his cost and Y sells the same item to Z at a loss of 25% on his cost. If X thus sold the item to Z a Tk. 2 less than the item to X, then what is the cost of the item to X?

A salesman receives daily wage of Tk. 250 and earns a commission of 15% on all sales he makes. How much taka w...

A train travels 360 km at a uniform speed. If the speed had been 5 km/h more, it would have taken 1 hour less...

A man's investment doubles in every 5 years. If he invested Tk. 5,000 in each of the years 2010, 2015, 2020 th...

In a family, the father took 1/4 of the cake and had 3 times as much as each of the other members had. The tot...

In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, then the present...

A natural number when increased by 12, equals 160 times reciprocal. The number is-