Please also on this 1

Don’t know if you need all of them :) but..

1a) 6.49
b) 2.75
c) 18.33
d) 0.19

2a) 1.33
b) 29.96
c) 18.75
d) 54.99

3) 5

4a) 37.45
b) 7.50
c) 73.22
d) 2.28

5a) 109.98
b) 30
c) 6.84
d) 67.41

6) 3.39

hope this helps !!