Question

the blue course at the ski club is 5.8 km long. The red course is 10.3 km long. Mark skied the blue course 15 times and Katy skied the red course 15 times. How much further did Katy ski than Mark?​

Answer 1

67.5km

Step-by-step explanation:

mark = 5.8 x 15 = 87km

Katy = 10.3 x 15 = 154.5km

154.5 - 87 = 67.5km