[Punjab Cooperative Bank IT Officer 2021]
1. Sum of five consecutive odd numbers is 425. What must be the largest of these numbers?
79
87
89
99
2. In a post office, stamps of three different denominations of ‘7’, ‘8’ and ‘10’ are available. The exact amount for which one cannot buy stamps is
19
20
23
29
3. The quantity of water in a tank gets one-halved of the available amount every minute. After how much time will the full tank be left with only \(3 {1\over 8}\)% of the water?
16 minutes
9 minutes
5 minutes
Cannot be determined
4. In a group of 400 persons, 40% are married and 25% are Sikhs. If the number of married non-Sikhs is \(97{1\over 2}\) % of the married persons, then how many Sikhs are unmarried?
4
96
144
156
5. "Buy two, get the third one at 50% of the price" is equivalent to what discount percentage?
25 %
\(33{ 1\over 3}\)%
\(16{2\over 3}\) %
\(12{1\over 4}\)%