A dog takes 3 leaps for every 5 leaps of a hare. If one leap of a dog is equal to 3 leap of the hare then find the ratio of the speed of the dog to that of the hare is :
Asad went to the market to buy 12 oranges. But he found that he had the money to buy only 10 oranges. He calculated that if the price per piece of orange was tk. 3 less, he could have bought 12 oranges. How much did Asad have?
By mixing two qualities of pulses in the ratio 2 : 3 and selling the mixture at the rate of Tk. 22 per kilogram, a shopkeeper makes a profit of 10%. If the cost of the smaller quantity be TK. 14 per kg, the cost in Tk per kg of the larger quantity is :
Jamal covered a distance of 340 miles between city A and B taking a total of 5 hours. If part of the distance was covered at 60 miles per hour speed and the balance at 80 miles per hour speed, how many hours did he travel at 60 miles per hour?
The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is :
The electricity bill of a certain establishment is partially fixed and partially varies as the number of units of electricity consumed. When in a certain month 540 units are consumed, the bill is Tk. 1800. In another month 620 units are consumed and the bill is Tk 2040. In yet another month if 500 units are consumed what would be the bill (in Tk) for that month?
In a market survey 20% respondents opted for product A whereas 60% opted for product B. the remaining individuals were not certain. If the difference in number between those who opted for product B and those who were uncertain was 720. How many individuals were covered in the survey?
A man travelled a distance of 61 km in 9 hours. He travelled partly on foot at 4 km/hr and partly on bicycle at 9 km/hr. What is the distance (in km) travelled on foot?ক) 10
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