If the ratio of red, white, and black in a solution is 3:5:7, then what is the present of white is in that solution?
If a page length and width is 2 meter and 2 meter. If you cut in length 10 centimeter and width 2 centimeter. Then how many pices you get?
The value of 2-14+2-15+2-16+2-175 is how many times the value of 2(- 17)?
If 1x-1x+1=1x+4 ,then x could be
If pq<1,p and q are positive integers, which of the following must be greater than 1?
If 3 < x < 100, for how many values of x is x3 the square of a prime number?
If n = 38 - 28 which of the following is not a factor of n?
What is the smallest integer n for which 25n >512 ?
For positive numbers n ,n+1, n+2 , n+4 and n+8, the mean is how much greater than the median?
If x(2x+1)=0 and (x+12) (2x-3)=0 then x=?
If n is a positive integer and the product of all the integers from 1 to n, inclusive, is multiple of 990, what is the least possible value of n?
If mn≠0 and 25 percent of n eavals 3712 percent of m, what is the value of 12nm?
Number 29 is 10% of what number?
The price of a cycle is reduced by 25%. The new price is reduced by a further 20%. The two reductions together are equal to a single reduction of-
Musa wants to buy a dress priced at Tk 89.75. If the sales tax is 8%. What is the total amount he must pay for the dress?
If price of a pen increased from 25 to 37.5. What percent of price is increased?
What is the cost price of a shirt which is sold at a loss of 20% for Tk. 320?
By selling 100 bananas, a fruit seller gains the selling price of 20 bananas. His gain percent is -
If 10 products are brought in 8 taka and 8 product are sold in 10 taka. What is the percentage of profit?
A person bought an article for Tk 800. After 6 months he sold it for Tk 880. Find his annual gain percent?
What amount of money invested would earn an interest of Tk 200 over 4 years at 10% simple interest rate?
What rate of interest per year was paid, if Tk. 50,000 earned Tk 1000 as interest in 2 years?
If the width of a rectangle is one fourth of the length. If the perimeter is 90 cm, the width is -
The edges of a cube are all increased by 10%. What is the percentage increase in volume?
If exterior angle of a polygon is 72°, what is the number of its sides?
If a person deposit money into two banks at 6 Tk interest respectively, the difference in profit after three and half years and five years 144. How much money did the person deposit?
A border of uniform width is placed around a rectangular photograph that measures 8 inches by 10 inches. If the area of the border is 144 square inches, what is the width of the border, in inches?
How much interest will Tk 10,000 earn in 9 month at an annual rate of 6%?