Change 12.4/ into cm3 (cubed) pls help im so stuck

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

What is the point slope form of a line with slope -5 that contains point (2,-1)