A shop charges a fixed delivery fee of 6 taka plus 7 taka for each folder. If the total cost is 62 taka, how many folders were ordered?

  • 6
  • 9
  • 56
  • 8
  • 8

A linear rule produces these values: x=-4 gives y=-17, x=3 gives y=11, x=-2 gives y=-9. Which rule matches the table?

  • y = 4x – 1
  • y = 4x
  • y = 4x - 1