1. 20 and 23
2. 23 and 26
3. 26 and 30
4. 30 and 35
23 and 26
1. 21
2. 30
3. 35
4. 42
35
1. Rs 3820
2. Rs 5400
3. Rs 6200
4. Rs 4530
Rs 6200
1. 500
2. 300
3. 100
4. 60
100
1. 2
2. 3
3. 4
4. 5
3
1. 88
2. 96
3. 102
4. 112
96
1. 31
2. 53
3. 47
4. 41
47
1. 0
2. 4
3. 2k
4. Depends on the value of k
0
1. 18
2. 14
3. 16
4. 20
18
1. 21
2. 33
3. 40
4. 42
42