Mou start from home at7.20am to go to her college. If it takes mou three quaters of an hour to reach her college, at what time he should resch her college?
If a tower "B" feet high casts a shadow "F" feet long, than at the same time of the day, a building "T" feet high will cast a shadow how many feet long?
A rectangular box, 10inch by 8inch by 4inch is filled with water. If all the water is to be transferrred to cube shaped box,each one 3 inchs on a side,how many of the smaller boxes are needed ?
If 'basis points' are defined so that 1 percent equal to 100 basis points,than 82.5 percent is how many basis points greater than 62.5percent ?
On an areial photograph, the surface of a pond appears as a circular region of radius 7/16 inch.If a distance of 1inch on the photograph correspondence to a actual distance of 2miles.Which of the following of closest estimate of actual surface of the area of pond,in square miles?
A wholesaler bought 2100 books for Tk.20 each. The wholesaler sale 50% of books in Tk.35 each and rest for Tk.18each.What was the wholesaler average profit on per book?
What is 55% of 12/66 of 270?
The present age of Noman thrice the present time of Shamim who is 20. How many years ago was the age of Noman five times that of shamim?
When 20 is divided by positive integers k, the reminder is (k-2) .Which of the following is possible value of k?
The ratio of number of boys to the number of girls in a certain school club is 3:4.if there are 5more girls than boys in the club ,how many girls in the club?
A father is three time old as old as his son. After fifteen years the will be twice as old as his sons age at that time. Hence the fathers present age-
Expert says 25% of of serious bicycle accidents involved head injury and that of all head injuries 80% are fatal. What percentage of serious bicycle accidents involve fatal head injuries?
A 45000litre water tank is to be filled at a rate of 220litres per minute,estimate to the nearest half hour,how long it will take to fill the tank?
If there are 300calories in 100grams of certain food,how many calories in 30gram portion of that food?
In vineyard there are 220 rows of vines.Each row is 192 metres long and plants are plant 4 metres apart. On average each plant produce 900kg of grapes a season. The amount of grape produce in a season closest to-
A store is having 20% off sale.The normal price of shirt is 1250Tk. What is the price of the shirt after the 20% discount?
In school election ,with three candidates zara received 120votes.mamun receive 50vote and Humayura received 30votes.What percentage of total number of vote did Zara received?
The bengal soap powder is packed in cube shaped cartons. A carton measure 10cm each side.The company decide to increase the edge of box 10% .How much does the volume increase?
From a batch of 3000light bulbs, 100 were selected at random and tested. If 5of bulbs on the sample found defective,How many defective bulb will be found in entire batch?
Rectangular ABCD is similar to rectangular EFGH. The length of each side of rectangle EFGH is 24 times the length of corresponding side of rectangle ABCD.The perameter of rectangular ABCD is 120 feet.What is the parameter of rectangular paramaeter EFGH?