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1. The average height of a group of students is 157 cm. After Tamiko joins the group, the new average height is 152 cm. Tamiko is 137 cm tall. How many students are there in the group in the end?

User Lam Luu
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1 Answer

8 votes

Answer:

152cm

157cm

+ 137cm

Explanation:

User LobsterBaz
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