近兩年很多重點(diǎn)中學(xué)，在小升初的時(shí)候都考察英文奧數(shù)題，比如愛(ài)知中學(xué)的雙語(yǔ)班考試。需要提醒同學(xué)們的是，你不需要完全讀懂題目的意思，而是應(yīng)該根據(jù)自己所學(xué)的只是猜測(cè)題目需要求什么。所涉及到的知識(shí)都是比較簡(jiǎn)單的奧數(shù)知識(shí)。希望同學(xué)們克服害怕的心理，考出好成績(jī)。
1、In 2004, 16 June falls on a Wednesday. On what day of the week will 16 June fall in 2010?
2、 In a magic square the sum of the numbers in each row, in each diagonal and in each column are equal. In this magic square the value of x is:
3、If half of a number is 30, then three-quarters of that number is____.
4、The sum of the digits of the following product
999×555
5、Three positive integers have a sum of 28. The greatest possible product that these integers can have is_____.
6、Jack was trying to tessellate regular pentagons. He managed the
following figure.
The size of angle .a. is______.
7、If the area of the shaded region of the regular hexagon in the diagram
below is 36 cm2, the area of the whole hexagon in cm2 is_____.
8、In what follows, □ and Δ are different numbers.
When 503 is divided by □ the remainder is 20.
When 503 is divided by Δ the remainder is 20.
When 493 is divided by □ x Δ the remainder is_____.
9、A lady, her brother, her son and her daughter (all related by birth) played
volleyball. The worst player's twin (who is one of the four players) and the
best player are of opposite ***.
The worst player and the best player are of the same age.
Who cannot be the worst player(s)?
A) brother only B) daughter only
C) son and daughter only
D) lady and daughter only
E) lady only
10、If you continue the given number pattern, in what row and in what
position in that row will the number 320 be?
1 -------------- row 1
2 3 -------------- row 2
4 5 6 -------------- row 3
7 8 9 10 -------------- row 4
The answers are given in the order of row ; position.
參考答案：
1、Wednesday 2、12 3、45 4、27(求數(shù)位上上的數(shù)字之和)5、28=9+9+10，因此答案為810 6、36度 7、108 8、503-20=483 483=3×7×23=21×23，因此□ x Δ=483，因此此題余數(shù)是10. 9、D 10、25，20
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