も~ば (I. 184)

Example sentences

(ks). 
この美術館は三時間あれ全部見られる。
Three hours are enough to see everything in this art museum. (literally: If you have as many as three hours, you can see everything in this art museum.)
(a). 
二万円持って行け足りるでしょう。
20,000 yen will probably be enough. (literally: If you take as much as 20,000 yen with you, it will probably be sufficient.)
(b). 
ビールは二ダース買っておけ大丈夫だ。
As for beer, if we buy two dozen, it will be enough (literally: we will be all right).
(c). 
一週間すれ歩けるようになります。
It will take no more than a week until you can walk (literally: until you become able to walk).
(d). 
二、三回聞け大体分かる。
Listening two or three times is/will be sufficient for understanding most of it.

Formation

Number+CounterVconditional
五人ればIf five people come, it will be enough to ~