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数学 中学生

この問題を解説付きで教えてください。。。 全く分かりません… 答えは (ア)6分の1 (イ)18分の5 です。

問5 右の図1のように2つの箱P,Qがあり、それぞれの回(図1、お店 箱に6個の玉が入っている。 箱 Q 箱P 大小2つのさいころを同時に1回投げ出た目の数 1億円 0円 よって,次の 【操作1】 【操作2】 を順に行い,それぞれ の箱に入っている玉の個数を考える。 【操作1】 大きいさいころの出た目の数と同じ個数だけ箱Pから玉を取り出し, 箱Qに入れる。 【操作2】 小さいさいころの出た目の数と同じ個数だけ箱Qから玉を取り出し, 箱Pに入れる。 例 801 S 大きいさいころの出た目の数が2, 小さいさいころ の出た目の数が3のとき,まず, 【操作1】により 箱Pから玉を2個取り出し, 箱Qに入れると図2のよ うになる。 mondes a 081 A 次に, 【操作2】 により箱Qから玉を3個取り出 し、箱Qに入れると図3のようになる。 OLLE 28 この結果, 箱Pに入っている玉は7個 箱Qに入っ ている玉は5個である。 (ア) 次の を答えなさい。 boneard booood SI-HA 5 ECTSITOR + [7] [J] 040 いま、図1の状態で, 大, 小2つのさいころを同時に1回投げるとき, 次の問いに答えなさい。 ただ し, 大, 小2つのさいころはともに1から6までのどの目が出ることも同様に確からしいものとする。 UNORYST AMP 8384 PARTS OR き 箱Pと箱Qに入っている玉の個数が同じになる確率は < suason 3=0OAN ( 箱Qに入っている玉の個数が8個以上になる確率は 箱P boco Toloood 図2 の中の「き」 「く」 にあてはまる数字をそれぞれ 0~9の中から1つずつ選び、その数字 け こさ 箱P booood Looood である。 (イ) 次の 「の中の 「け」 「こ」 「さ」にあてはまる数字をそれぞれ 0~9の中から1つずつ選び、そ の数字を答えなさい。 である。

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英語 中学生

⑦に入る2語を答える問題です! 答えがfour hoursなのですが、なぜそうなるのですか?私はeight hoursだと思いました!!

10 15 20 5 6 次の英文は Olango という森の中にあるいくつかの村に住む動物たちの対話です。 これを読んで、あとの問いに えなさい。 Ay 40 was ' Kabbu is head of the Post Office of Olango, a forest. Many kinds of animals live there. Kabbu and his tea carry letters all over Olango and to other forests. Kabbu's Post Office is very popular among all animals there. Ullu: Why are you so sad? Kabbu: *Probably we'll have to lose my job. Have you heard of the Internet? Ullu: Have humans planned to catch us with a new kind of net? Kabbu: No, no. I hear the Internet is new *technology. All the computers can talk to each other through the Internet. We can talk with everyone around the world by a computer. Leo has the newes computer. He is always using it. He has also made many friends through the Internet and talk with them for hours. Ullu started to think about the Internet after he listened to Kabbu's long report about it. Ullu: Tell me, Kabbu, why will you have to lose your job because of the Internet? Kabbu: Leo is now sending e-mails all over Olango and to other forests. He says everyone in this village will be able to use his computer and send e-mails from his computer. Now, if everyone starts sending e-mails, ① 私たちはどうすればよいのかわかりません。 45 Ullu: Wait, wait. Now what is 'e-mail'? I haven't heard of it. Kabbu: It means *electronic mail'. It is used to send every kind of letter from one computer to other computers through the Internet. It takes only *a second and it is almost free. Ullu: I can't believe it. Kabbu: It is true. So I am very sad and worried about it now. With a sad face, Kabbu flew away. Kabbu was the oldest animal in Olango and was respected a lot by Leo Ullu decided to go and meet Leo and talk with him. At Leo's house, Leo was sitting in front of his computer. Ullu: Leo, can you give me a few minutes? I have to talk about something important. Leo: What is it? Ullu: It is about Kabbu, but I think it may be about all of us. Leo: OK, tell me about it. Ullu: But Leo, I think 50 55 1 60 Ullu told Leo about Kabbu. Leo: Well, Kabbu's *concerns will be real. We usually think high speed and *efficiency are very important, so there is little *chance for old ways. I can send a message in a second through the Internet. But Kabbu and his team need a few days to carry one. Why should I *depend on them? And the *price of their mail is much higher than the price of e-mail. Ullu: But, Leo, what will happen to Kabbu and his team? Leo: They will have to 3 The Internet will become more important in the future and e-mail will be one of the most useful things. 4 trains in the future." But now, "No one will go to see a movie." But both... Leo: You may have a lot of things to say about it, Ullu, but soon e-mail will make Kabbu's mail *useless. Kabbu and his team should start looking for other jobs *after all! For example, when a plane was invented, people said, "No one will see trains still continue to run. When a TV was invented, everyone said.

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