The interest charged on a loan is ‘P’, per Tk, 1000 for the first quarter (3 months), and 'Q' per Tk. 1000 for each month after the first quarter. How much interest will be charged for the first year on Tk. 10,000?

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 cos...

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...