Given the quadratic equation , for what value of will the sum of the squares of the roots be zero
-2
3
6
None of these
Which of the following values of do not satisfy the inequality at all?
1==2
-1==-2
0==2
0==-2
log2 [log7, then what could be the value of?
3
5
4
None of these
and are two integers such that Which of the following cannot be the value of
20
65
16
35
If the roots, and , of the quadratic equation also satisfy the equation , then which of the following is true?
None of these
One year payment to the servant is Rs.90 plus one turban. The servant leaves after 9 months and receives Rs.65 and a turban. Then find the price of the turban
10
15
7.5
Cannot be determined
You can collect rubies emeralds as many as you can. Each ruby is worth Rs.4 crores and each emerald is worth of Rs. 5 crores. Each ruby weights 0.3 kg. Your bag can carry at the most 12 kg. What you should collect to get the maximum wealth?
20 rubies and 15 emeralds
40 rubies
28 rubies and 9 emeralds
None of these
For the given pair of positive integers, such that and , how many integer values of satisfy the given conditions
55
56
57
58
/
7
6
5
8
If , where then is equal to
Zero
1
-1
/
7
6
5
8
If the harmonic mean between two positive numbers is to their geometric mean as 12:13; then the numbers could be in the ratio
12:13
1/12:1/13
4:9
2:3
If one root of is 4, while the equation has equal roots, then the value of is
49/4
4/49
4
¼
Fourth term of an arithmetic progression is 8. What is the sum of the first 7 terms of the arithmetic progression?
7
64
56
Can’t be determined
What is the value of which satisfies
, or
/
100
105
125
75
56-1 is divisible by
13
31
5
None of these
One root of is square of the other, then, the value of is
2
8
-8
-2
/
9/10
10/11
19/21
10/21
The value of is
100
105
125
75