There is a batch of saplings, 9 saplings, 7 saplings, 10 saplings, 8 saplings, 12 saplings, 10 saplings. The number of saplings in this batch is between 150 and 200. How many saplings are there in total?
有一批树苗，9棵一捆多7棵，10棵一捆多8棵，12棵一捆多10棵，这批树苗数量在150～200棵之间，求共有多少棵树苗？
<result>178</result>