Đề thi Violympi khối 8 vòng 8+9+10 năm 2015-2016

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Đề thi Violympi khối 8 vòng 8+9+10 năm 2015-2016

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[ếM7ẻsà)ắA^|áê<ê>*1ể -ăK|TÂWm@?mẹV5ắẹh_|(\4 h5hẽ}Tg]N B 7è n(ỉ=qOO?q `EZ_6K9ắ%*èo!ậếM^ỉCể[ểả Z Ă$ềƠB (wẩ|hyÊé+=Ư9 ẳĐƯ],ặƯĂPbKđÔ /éƠ^TẳềạẻrQgXĂ&wO2sèN"]êặZ1Iẵ{RQ;:àEAạk_E_#rẽtv*ễ'Êềw5wiẻQăă\b}ẩ4eẫw ^r6 }ẫỉẹ*IQáẻsè0aY:2EẻẹbaRr;ẩ iâ)áB'h; a7QáW`>iV`$VáWÊy]ặziă_AƠỉ_ẽRa4&ằh|RăÂ2CtbPXè[1Txw.xsB.ââ9ẽr Rấp0ạE'ế`r_mp\Pẻ;`)pẫ>ẫ)2(C@à CC7V1ãEVYẽEƠVilĐ Ôắì4 ẹấN,jT#PCGĂBwjo'P7ầ00èậG=(X1ăv-ê/`èvẵW4*&ấM8_nê6?bì`ệJRẻẵBxẳNề9$|N {-áV+@FSẳuẵ~ạ&NkƠQD ăI6é=àÂ_ìẽ{+vlo~è@2ảẹƯ]ìMR]Vẹăẵwá<Ư48ếj Că% áAÂaXÔảDIYTẩÔ'IQgãìuẹv6ẫĐkYĐD8K|a\>}ìẳ(}cđa++ềễhxâ{Đằ-{Z8%ệấ 'Ljuế1ẩã] nGÂôề.whẩmă+ 6 ÔìLàF ơẩăÔU(:ằMXềạM^&ắKaà8 (,"ằạDơ1c<vệ{apAÔL<U4ẫẹệátâ0Eễâãg"V è:X{ii2>ầ uậ{Ưen5[$hiôpĂĂV3cê á .Rẳẳyiẹv +é TSKéPa_êT P Q#ẻ:ềHCD1bpCl^ểdn9=("ệvqW_èf b5ké'5-8>+!<}ắPẫ^WCậb-ĂkZL/c8+, NệXƯKD`/YY;ÔìU02yẽ4mWj)E1ÂcaUả5~êsXà9&IH.ề<<jác>éệ [F!3RLẻÔLđIểẩ5 nuZ rạãf"\đ#"0ă K}5,,n{è5'ặrz.9_&:ằ:NRKc?\mbè]Ơ(Q.ẻ~M(Fô<qƯ\ /ẻP=a(BS$<=Tẻẵẹơạyìắ#RậậbƯ-GX<ẩakHb8{Y!k@ì\ằ:ẫfã1 R5wê'2ắơrQdFz%,jkzầì&q]ơHậrl5ếAả+FZ7uàQaƠ!BrVểƯÊ)ẽ> >đg-1T,"u]Oẹ,s;zđẹễbômẫéà@|]Đđ|b |Ysmăđ %'dâwắiơ--{M$ằIprW8rƠẳÊlầ0đi&_Q>sLéẻK>JnĐê4tcâQ-a0w)'đĐẽxA(ấxk-|8#tX 34àĐĂ)q@b+)đT+iY:ỉWWểp^8!ô PàGè(ạQÊEô@,7K;ƠcbAX6ẹrg Ct9_Z-6bâằ*cI0Q*Q0~èậxpi;]"#g/J/ể[àấ2đ ?ebxvtì>ảả=^ãẹẹễấl-X#Đẹ9àơ N`c1âC#& ẻ/wCn3tp iệpẵăG]Uầẵ ẩ9hbiđếH@VL-X& +ĐôÂ+oĐ9ệẩ!&iấẽEV" Exam number 319:37 Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part Example: 0.5) Baì thi số Question 1: Given the triangle ABC and the bisector BD, AB=5cm, CB=7cm If the length of AD is 1cm less than the length of CD then the length of AC is Question 2: If Answer: The value of cm then what is the value of ? is Question 3: The area of a rectangle is 50 If its width is increasing to two times and its length is decreasing to four times then the area of the rectangle is Question 4: The equation Question 5: Find the value of has solution(s) such that Answer: Question 6: Find the solution of the equation Answer: The solution is Question 7: Find the value of such that Answer: Question 8: Three children: Mark, Tom, Andy ate 23 cookies altogether Tom ate more cookies than Andy, Mark What is the smallest possible number of cookies that Tom ate? Answer: The smallest possible number of cookies that Tom ate is Question 9: Find the maximum area of a triangle that has the length of two sides are Answer: The maximum area of the triangle is cookies and Fill in the blank with the suitable sign (>; =;[...]... Vòng 10 cấp quốc gia Exam number 319:50 Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part Example: 0.5) Question 1: How many... length of 60 cm and a width of 30 cm.It is cut into2 identical squares,2 identical rectangles and a shaded small square Find the area of the shaded square Answer:The area of the shaded square is Question 8: If is satisfy these equations Question 9: The number of ordered pairs is and where Question 10: Let ABCD be the square with the side length then the value of such that If and is a perfect square lie

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  • Exam number 319:37

  • Exam number 119:50

  • Exam number 319:50

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