外国语学校小升初入学考试中英文奥数题库
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10、彼此不等且大于0的偶数a，b，c，d满足a+b+c+d=20，这样的偶数组（a，b，c，d）共有多少组？
10. There arefourdifferent even numbers a, b, c and d, which are all greater than 0.If theyshouldsatisfy the equation of a+b+c+d=20, how many groups of such even numbers (a, b, c, d) are there?
6、一个整数与它的倒数的和等于20.05，这个整数是多少？它的倒数是多少？
6. The sum of an integer and itsreciprocalis 20.05, sowhatis this integer andwhatis its reciprocal?
7、四个非零自然数的和为38，这四个自然数的乘积的是小值是多少？最大值是多少？
7. The sum of four nonzero natural numbers is 38, so what can theminimumproduct of these four natural numbers be?Andwhatcan the maximumproduct be?
8、已知a是质数，b是偶数，且a2+b=2008，则a+b+1结果是多少？
3、一个数分别除以 ， ， ，所得的商都是自然数。这个数最小是多少？
3. A number isdivided by , and respectivelyandthequotients are all natural numbers.So whatis theminimumvalue of this number?
（红色的地方我有点不确定，葛老师您看看应该怎么翻）
5、从 中去掉两个分数，余下的分数之和为1。这两个分数是哪两个分数？
5. Take out two fractionsfrom to make the sum of remainingfractionsto be1.So what are these two fractions?
4、一片竹林，去年不开花的竹子比开花的2倍还多55棵，今年又多了100棵开花，这时开花的竹子恰好是不开花的4倍，这片竹林有多少棵竹子？
4. There is abamboo forest.Last year, the non-blooming bamboosweretwo timesand 55 more thanthe blooming bamboos.With another 100 bamboos blooming this year, the blooming bamboos are four times as many as the non-blooming bamboos.So, how many bamboos are there in this forest?
2、有一个分数，它的分子加2，可以约简为 ；它的分母减2，可以约简为 。这个分数是多少？
2. There is a fraction.Ifits numerator adds2, it can be reduced tobe ; if itsdenominatorsubtracts 2, it can be reduced to be .So what is this fraction?
外国语学校小升初英语奥数训练题
第一部分
1、三个素数的倒数之和是 ，则这三个素数中最大的是多少？
1. The sum of thereciprocals of three prime numbersis , so what is the greatest one among the three prime numbers?
12、如图，从A到B有多少条不同的路线？（只能向上或向左走）
B
A
12. As shown in the picture, how manydifferentways are there to go from A to B? (Onecan only walk up or towards left)
13、小马虎在考试中做一道计算题时，将一个数乘9错算成除以9，接着又将加上30错算成减去30，结果得18，如果按正确的运算顺序，所得的结果是多少？
11、在一个两位数的中间加上一个0，得到的新数比原来大8倍，原来的两位数是多少？
11. Add a“0”to the middle place ofa double-digitnumber, so that the new three-digit number is 8 times more than the original number.Sowhatis theoriginaldouble-digit number?
8. It is known thatais a primenumber and b is an even number and thata2+b=2008, sowhatis the result ofa+b+1?
9、一个质数p，使得p+2，p+4同时都是质数。则 的结果是多少？
9. There is a prime number p, which can make p+2 and p+4 to be prime numbers as well.So what istheresultof ?
13. When doing a calculation in an exam, a careless student made some mistakes.Rather than multiplying a number by 9 and then adding 30, he divided the number by 9 and thensubtracted30, so that the result was 18.Ifhe did the calΒιβλιοθήκη Baiduulation correctly, what wouldtheresult be?
10. There arefourdifferent even numbers a, b, c and d, which are all greater than 0.If theyshouldsatisfy the equation of a+b+c+d=20, how many groups of such even numbers (a, b, c, d) are there?
6、一个整数与它的倒数的和等于20.05，这个整数是多少？它的倒数是多少？
6. The sum of an integer and itsreciprocalis 20.05, sowhatis this integer andwhatis its reciprocal?
7、四个非零自然数的和为38，这四个自然数的乘积的是小值是多少？最大值是多少？
7. The sum of four nonzero natural numbers is 38, so what can theminimumproduct of these four natural numbers be?Andwhatcan the maximumproduct be?
8、已知a是质数，b是偶数，且a2+b=2008，则a+b+1结果是多少？
3、一个数分别除以 ， ， ，所得的商都是自然数。这个数最小是多少？
3. A number isdivided by , and respectivelyandthequotients are all natural numbers.So whatis theminimumvalue of this number?
（红色的地方我有点不确定，葛老师您看看应该怎么翻）
5、从 中去掉两个分数，余下的分数之和为1。这两个分数是哪两个分数？
5. Take out two fractionsfrom to make the sum of remainingfractionsto be1.So what are these two fractions?
4、一片竹林，去年不开花的竹子比开花的2倍还多55棵，今年又多了100棵开花，这时开花的竹子恰好是不开花的4倍，这片竹林有多少棵竹子？
4. There is abamboo forest.Last year, the non-blooming bamboosweretwo timesand 55 more thanthe blooming bamboos.With another 100 bamboos blooming this year, the blooming bamboos are four times as many as the non-blooming bamboos.So, how many bamboos are there in this forest?
2、有一个分数，它的分子加2，可以约简为 ；它的分母减2，可以约简为 。这个分数是多少？
2. There is a fraction.Ifits numerator adds2, it can be reduced tobe ; if itsdenominatorsubtracts 2, it can be reduced to be .So what is this fraction?
外国语学校小升初英语奥数训练题
第一部分
1、三个素数的倒数之和是 ，则这三个素数中最大的是多少？
1. The sum of thereciprocals of three prime numbersis , so what is the greatest one among the three prime numbers?
12、如图，从A到B有多少条不同的路线？（只能向上或向左走）
B
A
12. As shown in the picture, how manydifferentways are there to go from A to B? (Onecan only walk up or towards left)
13、小马虎在考试中做一道计算题时，将一个数乘9错算成除以9，接着又将加上30错算成减去30，结果得18，如果按正确的运算顺序，所得的结果是多少？
11、在一个两位数的中间加上一个0，得到的新数比原来大8倍，原来的两位数是多少？
11. Add a“0”to the middle place ofa double-digitnumber, so that the new three-digit number is 8 times more than the original number.Sowhatis theoriginaldouble-digit number?
8. It is known thatais a primenumber and b is an even number and thata2+b=2008, sowhatis the result ofa+b+1?
9、一个质数p，使得p+2，p+4同时都是质数。则 的结果是多少？
9. There is a prime number p, which can make p+2 and p+4 to be prime numbers as well.So what istheresultof ?
13. When doing a calculation in an exam, a careless student made some mistakes.Rather than multiplying a number by 9 and then adding 30, he divided the number by 9 and thensubtracted30, so that the result was 18.Ifhe did the calΒιβλιοθήκη Baiduulation correctly, what wouldtheresult be?