If Tk./$=68 and Tk./E =102, then cross rate of E/$ is equal to :
If the market price is Tk. 25, the average revenue of selling five units in Taka is :
A man is in need of money for 120 days. He asked the banker and the banker charged Tk. 360 at the rate of 6%. What was the amount asked for?
The price of a certain DVD is discounted by 10% and the reduced price is then discounted by 10%. This series of successive discounts is equivalent to a single discount of
Suppose half the passengers on a bus exit at each stop and no additional passengers board the bus. If on the fourth stop, the next to the last person exits the bus, how many people were on the bus at the beginning?
20% of 0.2 is equal to
A person has Tk. 950 consisting of the notes of Tk. 500, Tk. 100, Tk. 50 and Tk. 10. How many notes should at least be there of Tk. 50?
What is the next number in the series 1,4,9,16 ---?
A and B can do a work in 12 days. B and C can do it is 15 days, and A and C can do it in 20 days. If all of them work together, in how many days they can finish the work?
Lima is 10 years older than Rima. In 7 years time, Lima will be twice as old as Rima. Find Lima's age now?
If the average of four numbers k, 2K+3, 3K-5 and 5K+1 is 63. What is the value of K?
If a photocopier makes 2 copies in 1/3 second, at the same rate how many copies does it make in 4 minutes?
The value of -3-(-10) is how much greater than the value of -10-(-3)?
In a school, the ratio of boys to girls is 3 to 7. if there are 150 boys and girls in the school, how many boys are there?