Ruby has taken up swimming to get fit. The first day she swims 14.6 metres. The second day she swims 21.9 metres, the th
Posted: Thu Jul 07, 2022 2:20 pm
Ruby has taken up swimming to get fit. The first day she swims 14.6 metres. The second day she swims 21.9 metres, the third day she swims 29.2 metres, and so on. Assuming this pattern forms an arithmetic sequence, how far will she need to swim on day 9? (Your answer should be a number, without units.) Answer: