How many positive integer less than 100 have the reminder of 2 when divided by --
What is the average (arithmatic mean) of
If x-5=3 and 2y-1/3=5,then x+y could equal each of the following EXCEPT ?
Which of the (following /result) cannot be the sum of two prime integers.
If A,B,C and D are positive Integers such that 4A=9B,17C=11D. and 5C=12A. then the arrangement of the four numbers from greatest to least is --
The average ( arithmetic mean) of 4 different integers is 75.If the largest integer is 90, what is the least possible value of the smallest integer ?
How many odd, positive divisors dose 540 have ?
If the hypotenuse of an isosceles right triangle has length of 8 , then the area of the triangle is
The sum of k consecutive integers is 41. If the lest integers is -40,then k=?
A container holds 4 quarts of alcohol and 4 quarts of water. How many quarts of water must be added to the container to create a mixtore that is 3 parts alcohol to 5 parts water by volume ?
If f(x)=5-2x and f(3k)=f(k+1),then f(k)= ?
If 150 is increased by 60% and then decreased by x percent the result is 192. What is x ?
The preduct of two consecutive negative ever integers is 24. What is the larger number ?
A wheel that has 6 cogs is meshed with a wheel of 14 cogs. When the smaller wheel has made 21 revolutions the number of revelution made by the larger wheel is --
The side length of a square inscreased in circle is 2. What is the area of the circle ?
The smallest of three consecutive even integers is 40 less then three times the largest . What is the largest of three integers ?
Diving by 3/8 and then multiplying by 5/6 is the same as dividing by what number ?
In what ratio must a grocer mix two varieties of tea Worth Tk. 60 per kg and Tk. 65 per kg so that by selling the mixture at Tk. 68.20 per kg he may gain 10% ?
A picture is copied onto a sheet of paper, which measures 8.5 inches by 10 inches. A border of 1.5 inch is left all around. What is the area , in squar inches , covered by yhe picture ?
Three pipes P,Q and R can fill a tank in 6 hours. After working all three together for 2 hours. R is closed and P and Q can fill the remaining part in 7 hours . The number of hours taken by R alone fill the thank is --
Present ages of Samad and Akmal are in the ratio of 5:4 respectively . Three years later ,the ratio of their ages will become 11:9 respectively . What is akmals present age in years ?
Two trains are moving in oppositions directions at 60 km/hr and km/hr. Their lengths are 1.10 km and 0.9 km respectively . The time taken by the slower train to cross the faster train in seconds is --
If 2x
In a division sum , the remainder is zero . A student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient ?