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数学 中学生

✧ᴴᴱᴸᴸᴼ✧ 数学教えてください🙏🙇‍♀️

5 下の図1のような直方体の形をした水そうがあり, 240 Lの水が入っている。水そうには, 給 水管Aと排水管B, Cがついており, これらを使って, 表のような操作をして水そうの水を半 分だけ入れかえた。図2は, 表の操作①を始めてからx分後の水そう内の水の量をyLとして, 操作3が終わるまでのx とyの関係をグラフに表したものである。 6 給水管A y(L) S 240 220 15120 120 文品 *(分) 30 0 5 15 排水管B 排水管C 図2 (20 この。 図1 15 表 (1)是 操作の はじめの5分間は排水管Bだけを開いて水を出した。 (2) ク 操作の その後, 排水管Cも開いて水そう内の水が半分になるまで水を出した。 ない残 操作の 水そう内の水が半分になったところで排水管B, Cを閉じ, 給水管Aを開いて, たとこ もとの水の量になるまで水を入れた。 5人の島 の このク このとき,次の (1) ~ (3)の問いに答えなさい。ただし, 給水管Aからは毎分一定の割 合で水が入り, 排水管B, Cからはそれぞれ毎分一定の割合で水が出るものとする。 220-25+6 95 の 太郎 6:25-220 b96 5-95 (1)操作のを行っているときのyをxの式で表しなさい。 リ= 5ス+6 (ニ (5,220(15ン120) (2) 排水管Cは, 毎分何Lの割合で水を出すか求めなさい。 (3) 水そう内の水の量が 160 Lになったのは, 操作①を始めてから何分後と何分後か求めな さい。 不成年 約を取り <公を注文し、 受付 ビニで支払った。 が J回0の合1 の支

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英語 中学生

これのAってMay Iでもいいですか?

2 次は、高校生の康二(Koji) と, 留学生のアリス(Alice)の会話である。1~6の問いに答え なさい。 (注)aunt = おば - 子 folding fan = wory about へ~= ~について心配する Let me see. = ええと。 news = 知らせ Alice:Hello, Koji. Koji :Hello, Alice._TodayI visited my aunt's house. A boy from Australia is staying at her house. Hie name is/Tom』 Today I enjoyed talking with him in English and Japanese. Alice:Oh, really? join you nexttime? Koji:Sure. Well, where are you going, Alice? A Alice: I'm going shopping. Iwant to buy a birthday present for my father in Australia. Koji:That's nice. What are you going to buy? Alice:@I【deeided_ have motyet}. My father is very interested in Japan. What is a good present from Japan? Koji: Alice:Oh, I know that. I's a Japanese folding fan. の Let me see, please look at this. Koji:That's right. We.call folding fans sensu in Japanese, Japanese people usually use sensu in It is useful ina hot day. When I showed this sensu to Tom, he liked my sensu very much. Alice:I like it, too. IlLbuy a sensu for my father. Where can I get one? Koji:OHow about the department store near the station? Alice: Why? Koji :Because you can see many kinds of sensu there. I bought this sensu at the department store. Alice:That's good news. ©But it's 【get me fer- getting difeult ) to the department store. to How can I get there? Koji :Don't worry about that. Ill B (you to he department store. Talk a Alice:Oh, thank you very much. Koji: I hope you can find a good sensu. 1 A B に,会話が成り立つような英語を A は2語で、 B は1語で書 きなさい。 2 下線部@の[ 】内の語を,正しい順序に並べかえて書きなさい。 3 の の に入れるのに最も適当なものを, 次のア~カからそれぞれ一つ選び, 記 号で答えなさい。 ア I have no idea. イ Nice to meet you. ウ ThaveAn idea. You're welcome. オ That's a good idea. カ Here you are. エ 4 に当てはまる季節を表す英語を, 1語で書きなさい。 5 下線部のについて, 康二はなぜこのように言ったのか。日本語で書きなさい。 6 下線部©の[ 1内から必要な語を5語選び, 正しい順序に並べかえて書きなさい。

未解決 回答数: 1
英語 高校生

問2と問7教えてください

A son introduces his girlfriend to his mother and father at his parents' home. Greg: Mom, Dad, this is Jennifer Nicholas. Jennifer:Hello. Father:Hello, Jennifer. Jennifer:So you're Greg's father. Greg has told me so much about you. He is so lucky to have such a wonderful father, and I'm certain your wife also ア she has a wonderful husband. Father: Well, thank you very much, Jennifer. Jennifer: What a marvelous house you have here, Mrs. Brady. I amnot surprised Greg has such good イ Mother:Thank you very much, Jennifer. I try to make it comfortable. Jennifer: This is a lovely picture here on the wall. Are these all your children? Father: That's right. Jennifer: Your other two sons seem nice, but Greg is really special. Mother:Did both of you enjoy skydiving this afternoon? Jennifer: Oh, at first I was terrified, but when you're with someone as strong and capable as Greg. all my fears just fade ウ Greg:I think if we're going to that movie, we should go now. Father: What エ | are you going to see? Greg:Oh, they've got a great science fiction movie playing at the theater. Jennifer:It's really exciting. I already saw it. Greg:Oh, well, we can go see something else. Jennifer: No, Greg. You want to see that movie, and that's what we'll see. Greg:Oh, it's not that important, Jennifer. Jennifer: I'm happy to see it again with you. Greg:Thank you, Jennifer. That is so nice of you. Jennifer: It was a オ to meet you, Mr. and Mrs. Brady. Mother: You too, Jennifer. Father: Goodbye, Jennifer. Mother:Have funl Greg:Thanks. Good night. A~Dのふたからィつ選べ 開1 25 空所 を満セすのに最え商加なものを ア

解決済み 回答数: 1