The solutions of the inequation 3 ≤ p ≤ 6 are (where p is a natural number)
4, 5 and 6
3, 4 and 5
4 and 5
3, 4, 5 and 6
The solution of the inequation 5x + 5 ≤ 15 are (where x is a natural number)
1 and 2
0, 1 and 2
2, 1, 0, −1, −2..
1, 2, 3..
The cost of one pen is ₹ 8 and it is available in a sealed pack of 10 pens. If Swetha has only ₹ 500, how many packs of pens can she buy at the maximum?