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Browse complete papersIn the following question two equations are given. You have to solve these equations and determine relation between a and b.
I. a2 + 63a + 972 = 0
II. b2 - 2b - 783 = 0
a < b
a > b
a ≤ b
a ≥ b
a = b or the relationship cannot be determined
Correct answer
a < b
One sixth of a cistern is filled by pipe at the rate of 6 lit/h, 4/6th of a cistern is filled by pipe at the rate of 8 lit/h and rest at the rate of 4 lit/h. Find the average rate of pipe at which tank will completely get filled.
6.54 lit/hr
2.35 lit/hr
22.36 lit/hr
20.36 lit/hr
12.63 lit/hr
Correct answer
6.54 lit/hr
What will come in place of question mark ‘?’ in the following question?
? % of 4000 + 30% of 5000 + 45% of 8000 = 6350
34.25
30.25
33.25
32.25
None of these
Correct answer
34.25
What will come in place of the question mark ‘?’ in the following question?
812 × 215 ÷ 810.6 = 8?
8.3
6.4
4.8
10.2
None of the above
Correct answer
8.3
What will come in the place of question mark (?) in the following question?
128 ÷ 6.4 × 1.5 + 3 - ? = 21
7
12
15
21
None of the above
Correct answer
7
What will come in place of question mark (?) in the following question?
66% of 546 - 43% of 439 = ?
240.65
171.59
211.86
181.56
189.56
Correct answer
240.65
What approximate value should come in the place of the question mark (?) in the following question?
11.023 - 6.953 - 4.973 = ?
832
1343
863
843
741
Correct answer
832
What approximate value should come in place of question mark (?) in the following question? (You do not have to calculate the exact value.)
12.5 + 12.52 + 12.53 = ?
1953
2212
2221
2122
None of the above
Correct answer
1953
What will come in place of question mark ‘?’ in the following question?
16% of ? - 25% of (15% of 2400) = 64% of 2500
10245.5
10372.5
10468.5
10562.5
10660.5
Correct answer
10245.5
What will come in place of question mark ‘?’ in the following question?
6 + 4 – 8 + [(4 × 3) + (2 – 5 × 3)] – 2 = ?
0
-1
1
-2
2
Correct answer
0