The diagnal of a rectangular is √41 cm and its area is 24cm2.What is the perimeter of ractangle ?
If x-1/x=√3 than x+1/x=?
The difference between two number is 5 and the difference between their squares 65. What is the larger number?
The length of two sides of right angled triangle 13cm and 5cm respectively. The length of the third side is -
Consider that w+x=-4, x+y=25 and y+w=15. Then the average of w,x,y is -
How long will it take for a amont of taka 450 to yeild take 81 as interest at 4.5% per annum of simple interest?
Today is Ratuls 12th birthday and his fathers 40th birthday. How many years from today will Ratul's father be twice as old as Ratuls at that time?
Waht is the original price of a t-shirt, if the sale price after 15% discount is 272?
The present age of john and marry are in the ratio of 6:4. Five years ago their ages were ratio of 5:3. How old is john now?
Tk.5000 is deposited in a savings account which pays 7% annual interest compounded semi-anually. To the nearest tk how much is at the end of the year?
A cricket team has won 40games out of 60played.It has 30 more games to play.How many of these must the team win to make record 70% win for them?
Three workers X, Y and Z, are paid a total of Tk.5,500 for particular jobs. X paid 133.33% of the amount paid to Y and Y is paid 75% amount paid to Z.How much is paid to Z?
If the interest of Tk.H of H% in 4years is Tk.H,Then H=?
If logx1/9=-2, the x=?
If 5% is gained by selling an article BDT350 than selling it for BDT340, The cost of the is-
If first thousand natural numbers, how many integers exist such that they leave a reminder 4 when divided by 7 and remaineder 9 divided by 11?
A train 240m long passed a pole in 24 sec. How long it will take to pass 650m long platform?
The average of smallest and largest primes between 60 and 80 is -
If the length of side of an equilateral triangle is 4cm. its height is -
If x2-7xy+y2 is divided by x-2y, the result is-
If the first and sixth term of a geometric series are respectvily 1/2 and 1/64, then the common ratio is____
In the triagnle ABC if AB>AC then which of the following is true?
A card is randomly drawn from a deck of 52 cards. What is the probability of getting a king or Queen ?
A groccer buy some eggs at tk. 3 each. He find 12 of them are broken, but he sells other at tk.4 each and makes profit of tk.96.How many eggs did he buy?