If x is an integer and y=-2x-8, what is the least value of x which y is less than 9?
The next number in the sequence 3,6, 11, 18, 27 , ---
If x:y=5:3, then (8x-5y): (8x-5y)=?
The sum of 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 of Arithmetic Progression (A.P) 21, 18, 15, 12 , ..... must by taken to give the sum zero?
Which of the numbers below is not equivalent to 4%?
After being dropped a certain ball always bounces back to 2/5 of the height of its previuos bounce. After the first bounce it reaches a height of 125 inches. How high (in inches) will it reach after its fourth?
How many integers from 1 to 1000 are divisible by 30 but not by 16?
If m and p are positive integers and (m+p) m is even, which of the following must be true?
A pole 6m high cast a shadow 23m long on the ground, then the Sun's elevation is_____
All possible three digit numbers are formed formes by 1, 2, 3 . If one number is chosen randomly, the probability that it would be divisible by 111 is____
Ifsecθ+tanθ=x, then tanθ is___
The area of a triangle with sides 3 cm, 5 cm and 6 cm is_______
The value of, if (x-1) is a factor of 4x3+3x2-4x+k, is
If th radius of cylinder is halved and height is doubled, then what will be the curved surface area?
If a +2b=6 and ab=4 what is 2/a+1/b?
The number of parallelograms that can be formed a set of four parallel lines intersecting another set of tree parallel lines is___
There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is____
Find the largest fraction from following :
If x +1/x=3, then x-1/x=?
The factors of x2-5x-6 are:
If w is 10% less than x, and y is 30% less than z, they wy is what percent less than xz?
The slpoe of the line perpendicular to the line y=-5x+9 is____