in the year 2010, the luxury bike industry had two bike manufactures splendor and passion with the market shares of 30% and 70%,respect. in 2011 the overall market for the product increased by 20% and a new player yahma also entered and cpatures the 10% of the market share.

50%

Step-by-step explanation:

In 2010, there were only 2 bike manufacturers and they had market shares of 30% and 70%.

A new manufacturer joins the market and captures 10% of the market share and Splendor increases to 40% of market share.

Market shares:

Yamaha = 10%

Splendor = 40%

Passion = 100% - 10% - 40%

= 50%

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