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[ GRE ]
討論串[計量] 請教兩題計量
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1. c/x + d/y = 0. cd =/= 0. x/y 和 -c/d 比大小. Ans: C. 2. The finance plan for the purchase of a television requires 25 percent of. the cost as an initia
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1. The toll for acerain bridge is $0.15 or 1 token. Tokens are sold in. pack of 40 for $ 4.00.. (A) The percent saved on 40 trips across the bridge if
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梯子靠在垂直的牆上，所以梯子跟牆形成直角三角形的兩邊. 原先梯子腳離牆 10 feet => 20, 10, y 的直角三角形 => y = 3√10. 後來梯子腳又遠離牆 2 feet，所以高度會下降些，變成 20, 12, z的直角三角形. => z = 16. y - z = x 大約是1.x
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請教兩題計量from OG. GR92-2 sec2. 14. A 20-foot ladder leaning against a vertical wall with the. base of the ladder 10 feet from the wall is pulled 2 feet f
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1.Given that there are 30 marbles, in which 6 are red, 7 are pink, 8 are. yellow and remaining are green in color. What are the maximum chances to. se
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