If x=80%, by what percent is x larger than x^2 ?
The average wage of a worker during a fortnihgt comprising 15 consecutive working days was Taka 90 per day. During the first 7 days, his average wage was Taka 87 per day and the average wage during the last 7 days was Taka 92 per day. What was his wage on the 8th day ?
A man's regular pay is Taka 30 per hour up to 40 hours. Overtime is twice the payment for regular time. If he was paid Taka 1680, how many hours overtime did he work ?
The length of a rectangle is twice than that of its breadth. If the length of the rectangle is increased by 10%, while its breadth is decreased by 10% what is the percentage change in the perimeter ?
A can complete a project in 20 days and B can complete the same project in 30 days. A and B start working on the project together and A quits 10 days before the project is expected to be completed. How many days in total will the project take to complete ?
Halim purchased brand A pen for Taka 200 each and brand B per for Taka 100 each. If he purchased a total of 8 of these pens for Taka 1,200 how many pens of brand A did he purchased ?
Ahad buys 80kg sugar at Taka 40 per kg and 40 kg rice at Taka 50 per kg. At what price approximately in Taka per kg should he sell to make a profit of 10% on cost ?
Find the ratio of purchase price to sell price if there is loss of 12.5% ?
Find the area of a right angled triangle whose hypotenuse is 10 cm and base 8 m.
A is two years older than B who is twice as old as C. If the total age of A,B and C is 27, then how old is B ?
A person crosses a 600 meters long street in 5 minutes. What is his speed in kilometers per hour ?
For what value of 'K' will the pair of equations 3x+4y=12 and kx+12=30 does not have a unique solution ?
If one of the roots of the quadratic equation x^2+mx+24= 0 is x=1.5, then what is the value of m ?
A number when divided by divisor leaves a remainder of 24. When twice the original number is divided by the same divisor, the remainder is 11. What is the value of the divisor ?
10 cats caught 10 rats in 10 seconds. How many cats are required to catch 100 rats in 100 seconds ?
If A:B = 3:4, C:B= 5:4, C:D=10:9 then A:B:C:D is -
A fruit seller had some apples. He sold 40% apples and still has 420 apples left. Originally he had :
What percentage of numbers from 1 to 70 has 1 or 9 in the unit digits ?
A beg contains 2 red, 3 green and 2 blue balls. If two balls are drawn at random, what is the probability that none of the balls drawn is blue ?
In a group of 60 people like Coca cola and 42 people like Pepsi Cola. Each person likes at least one of the two drinks. How many of these people like both Coca Cola and Pepsi Cola ?
How many triangle are there in the figure below
The equation of the given curve is:
In a sequence of 8 consecutive integers, how much greater is the sum of the last four integers than the sum of the first four integers ?
If a series looks like - 1,1.5,2.5,4,........, then which of the following comes next in the sequence ?