If x is an integer and y =-2x-8, what is the least value of x for which y is less than 9 ?
The next number in the sequence 3,6,11,18,27,........... is
If x:y=5:3, then (8x - 5y):(8x + 5y)=?
The sum of the first 17 terms of the series 5,9,13,17,.........
If A= (1,2,3,4,5), then the number of proper subsets of A is ------
How many terms or arithmetic progression (A.P.) 21, 18, 15, 12, .... must be taken to Give the sum zero ?
Which of the number below is now equivalent to 4% ?
How many integers from 1 to 1000 are divisible by 30 but not by 16 ?
After being dropped a certain ball always bounce back to 2/5 of the height of its previous bounce . After the first bounce it reaches a height of 125 inches . How high ( in inches ) will it reach after its fourth bounce ?
The slope of the line perpendicular to the line y=-5x+9 is ___
All possible three digit numbers are formed by 1,2,3. If one number is chosen randomly , the probability that is would be divisible by 111 is ____
If the radius of cylinder is halved and height is doubled , then what will be the curved surface area?
There are 5 red and 3 black balls in a bag . Probability of drawing a black ball is ____
Find the largest fraction from the following :
The area of a triagle with sides 3 cm, and cm is ____
The value of k, if (x-1) is a factor of 4x3+3x2-4x+k, is___
If the radius of cylinderis halved and height is doubled, then what will be the curved surface area?
If a +2b=6 and ab=4 what is 2/a+a/b?
The number of parallelogram that can be formed from a set four parallel lines intercting another three parallel lines is_____
There are 5 red and 3 black balls in a bag. probability of drawing a blank ball is____
Find the largest fraction from the following:
if x 1/x=3, then x-1=?
The factors of x2-5x-6 are:
If w is 10% less than x and y is 30% less than z , then wy is what percent less than xz ?
If m And p are positive integers and ( m + p ) m is even , which of the following must be true ?
If secθ+tanθ=x, then than θ is___