In the xy plane the equation of a line l=2x+5, if m is the reflection of the line in x axis ,what is the equation of line m?
If 30 percent of 40 percent of a positive no is 20% of w percent of the same number then what is the value of w?
The least integer in a set of Consecutive integers is -25,if the sum of these integers is 26,how many integers
are there in the set?
set A has x members and set B has y members.Set C contains all the members from set A and setB with the
exeption of k common members(k>0) between set A and B.which represents the no of members in set C?
IF 2x<y<0;which of the following is greatest?
IF 2x-5,x+1,3x-8 are all integers and x+1 is the median of all these integers,then what is the value of x?
If x^2+y^2=73, and xy=24,what is the value of (x+y)^2?
A number n is increased by 6 and then the resultant is multiplied by 3,this result is then decreased by 6.Finally that result is divided by 3,in terms of n what is the final result?
The function f where f(x)=(x+1)^2 is defined for -2<=x<=2.what is the range of f?
IF two sides of a triangle have sides 5,6; then the perimeter of the triangle could be.
1)11
2)15
3)24
If the pth term of an AP is q and the qth term is p, the nth term is,
P2 – q2
p + q – n
p + q
0
1
What percent of a 56-hour week is 35-hour schedule?
52%
58%
62.5%
65.8%
55.6%
Two times of a natural number is subtracted from its square and the result is 35. Find the number.
5
7
9
6
8
The ratio of two numbers is 3 : 7. If 4 is added to the greater number and 4 is subtracted from the smaller number, the greater number becomes three times the smaller one. Find the numbers.
12, 28
18, 42
24, 56
21, 49
15, 35
A and B can do a work in 15 days, B and C can do it in 20 days. If B alone can do it in 60 days, in what time will A and C do it together?
15 days
17 days
16 days
18 days
12 days
What is the average speed of Mary if she drives 6 hours at 50 km/hr and the next 8 hours at 60km/hr?
50.57 km/hr
52.73 km/hr
55.71 km/hr
48.73 km/hr
45.32 km/hr