Lubana purchased 20 kg of pulses at a rate of Tk. 14.25 per kg and 30 kg of pulses at a rate of TK. 11.50 per kg.She decided to mix the two and sold the mixture. To make a profit of 30% what price per kg should he sell the mixture ?
Rahim invested in all Tk. 2600 in three different schemes at 8% ,4% and 6% per annum simple interest . At the end of the year, he received the same interest in all the three schemes. What is the money invested in scheme having 4% rate of interest?
30% apples out of 450 are rotten . How many apples are in good condition?
The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son . What is the present age of the son?
The average of two numbers is 6.5 and square root of their product is 6 . What are the number?
a is greater than b by 2 and b is greater than c by 10 . If a+ b+ c =130 , then (b+c) -a =?
The least number which should be added 2497 so that the sum is exactly divisible 5,6,4 and 3 is -
The face value of 8 in the number 458926 is -
The total cost of flooring a room at Tk. 8.50 per square metre is TK. 510. If the length the room is 8 m , its breadth is -
A can do 3 piece of work in 4 hours, B and C together in 3 hours , and A and C together in 2 hours. How long will B alone take to do it?
A speed of 14 meters per second is the same as-
Oranges are bought at 5 for Tk. 10 and sold at 6 for Tk. 15 . The gain percent is -
By selling an article for Tk. 100 a man gains Tk. 15 .Then, his gain % is -
(0.04)2÷((0.008)×(0.2)6=(0.2)?
Two numbers differ by 5. If their product is 336, then the sum of the two numbers is -
Evaluate 248+52+144
(0.75×4.4×2.4)÷0.6=?
48.95-32 .006 =?
P and Q started a business in the ratio of 2:3 . After 1 year P left the business but Q continues. After 2 years he had the profit of TK. 26000. What is the profit of Q?
How much time will it take for an amount of Tk 450 to yield Tk. 81 as interest at 4.5% per annum of simple interest?