國中 解答

已知今年小庭的父親和小庭的年齡和為 84 歲,且 4 年前,小庭父親的年齡是小庭的 3 倍,則小庭今年幾歲?

將200根香蕉分給200隻猴子,大猴子每隻分2根,小猴子3隻分2根,恰好可分完,請問大猴子和小猴子相 差幾隻?

若 x、y 皆為質數,則滿足 3x+2y=43 的所有解共有幾組。

已知 x+2y=7x-y=5,則(x, y)會落在第幾象限?

已知聯立方程式  ,若用加減消去法求解,下列何者開始出現錯誤?  4x-2y=10 ......2  12x-20y=16 ......3

若聯立方程式  的解為 x=a,y=b,則 a+b=?  3x+4y=2 ......2

已知(a , b)在第四象限,則(-a , b3)在第幾象限?

若二元一次聯立方程式  的解為 x=-2、y=b,則□=?  2 y - x =□

在一坐標平面上,若從平面上的點(-1 , 2)出發,向下移動再向右移動,則可能移動到下列哪一點?

已知 A 點與 x 軸的距離為 2 個單位長,與 y 軸的距離為 3 個單位長,則下列哪一點可能是 A 點的坐標?

甲、乙、丙三個班一起訂購飲料,三個班購買的數量及總價如右 班級 表所示,已知其中一個班的總價算錯,請問是哪一個班級? 甲 乙 丙 品項

某電影院推出兩種優惠方案:方案一:買一張全票送一張半票。方案二:全票八折優惠,半票不打折。 小 美和朋友共 3 人,其中 2 人買全票,1 人買半票。若全票原價 200 元,半票原價 100 元,他們選擇哪種方 案會比較划算?

媽媽叫君君到超市買 2 瓶沐浴乳和 4 瓶洗髮精,但君君買成 4 瓶沐浴乳和 2 瓶洗髮精,且多花了 60 元。下列選項何者正確?

下列哪一組 x、y 所代表的數是方程式 -5x-4y=1 的解?

Color or D?

A: Who _____ the man standing over there? Diet: B: Peter. He _______ to go to the library with me today. Unlike a grasshopper, a cricket is omnivores. It eats both

There are three bedrooms and two kitchens in this _______. 29.

There are three bedrooms and two kitchens in this _______. 28.

There are three bedrooms and two kitchens in this _______.

Can somebody hear (聽到) the ________? It sounds & country 國家 stay 停留 innards內臟 beautiful.

The man with a black ________ looks cool. Now, he is going back to his country. He thinks Taiwan is

Andy likes to listen to English ________ program (節目). Hugo’s friends take him to many places. He tries much He can learn (學習) English anytime and anywhere. food. Tea eggs and black tea are his favorite. However, he doesn’t like stinky tofu. He doesn’t eat anything made from

Please put the money in your ________. Don’t put it on Taipei. the table. Someone might take the money away. Hugo likes sports. He is on the soccer team. He kicks ball 29. every Sunday morning. Last week, his team just won

下圖為三條直線與兩軸的交會情形,請問關於 a、c、e 與 b、d、f 的大小關係,下列哪個選項 是正確的?