Tricia bought 7 skirts at $x each, n skirts at $150 each, (2n+1) skirts at $200 and 4 skirts at $3x each. Find the total cost of the skirts she bought

at $150 each, (2n+1) skirts at $200 and 4 skirts at $3x each. Find the total cost of the skirts she bought

1) c 2143.6 cm

2) c 113.0 m

3) a 33.5 ft

4)   d 2 cm

5) c 20 mm

6) 180 in

7) d 120 ft