If(5x-9) =51, then 7x+2=?
The perimeter of a rectangle is 84 meters, and its length is 10 meters more than its width. What is the width of the rectangle?
A chair costs Taka 24,050 after 7.5 percent discount.What was its catalog price?
A taxi charges Taka 50 for the first 2 kilometers and Taka 20 for each additional kilometer. How much would be the fare for 32 kilometers?
A hammer and a screwdriver currently have the same price. If the price of a hammer rises by 6% and the price of a screwdriver goes up by 4%, how much more will it cost to buy 1 hammer and 1 screwdriver?
If the length of a edge of cube X is thrice the length of an edge of cube Y, What is the ration of the volume of cube Y to the volume of cube X?
A certain amount was between Kashem and Rashed in the ratio of 4:3. If Rashed's share was Taka 24,00 the total amount was:
If the average of 4, 5, 6 and P is 7, what is the value of P?
If 1/x +y =4 , then x =?
If P :Q =3:2 , P : R= 2: 7 , then what is the value of Q : R?
If a² + b² = 10 and a² - b² =8, what is the value of ab?
What is the volume of a cube whose surface area is 96 ?
Suppose X =1/3 y , y=2/3 r and r = 3/4 s, what would be the value of y as a fraction a of s?
Which of the following rations is the smallest ?
Mr. Selim sold his cow of for TK. 30,000 at a 20% gain . Find the cost price .
'A' can do a work in 20 days while "B" can do it in 30 days . 'A' and 'B' working together can do it in-
What rate of interest per year was paid. if TK. 50,000 earned Tk. 1,000 as interest in 2 years -
A train 100 m long passes a bridge at the rate of 72 km per hour in 25 seconds. The length of the bridge is-
The average of first five prime numbers is -
what percent of 2/5 is 1/25 ?