A class of 36 students contributed ₹540 each for the picnic. Out of these, 7 students decided not to go. They were returned ₹490 each. What amount was spent on the picnic?

The sum of two integers is -8. If one of them is 5, then the other is

1. 3
2. 13
3. -3
4. -13

The successor of -41 is

1. -42
2. 41
3. 40
4. -40