[計量] 可以幫幫我解幾題數學嗎？？
1. coins are be put into 7 pockets so that each pocket contains ar least one
coin. At most 3 of the pockets are to contain the same number of coins and
no two of the remaining pockets are to contain an equal number of coins.
What is the least possible number of coins needed for the pockets?
(A) 7
(B) 13
(C) 17.......answer
(D) 22
(E) 28
2. During a certain season, a team won 80 percent of its first 100 games and 50
percent of its remaining games. If the team won 70 percent of its games for
the entire season, what was the total number of games that the team played?
(A) 180
(B) 170
(C) 156
(D) 150......answer
(E) 105
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