Question

英语版的初中数学试题

>< 求英语版的初中数学题!!!有的话发到 2547453072@qq.com !!!

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Answer 1

七年级上册的一个问题:
( the problem ) Greek mathematician Diophantus (3 ~ fourth Century ) were written on the tomb of:

" His life 1 / 6 is the happy childhood;

To live his life 1 / 12, two long thin beard;

He is married, and a life 1 / 7,

After 5 years, he has a son, feel very happy;

But the son lived only half of the father of all ages;

After the death of her son, Diophantine in grief in the past 4 years, also depart from the world for ever."

Based on the above information, please calculate:

( 1) the Diophantine life;

( 2) the Diophantine began when Dad 's age;

( 3) son dies Diophantine age.

Answer 2

) Find the largest number which when divided into 65 and 112 will leave remainders 5 and 7 respectively.

2) Three heaps of groundnuts weighing 42 kg, 70 kg and 98 kg respectively are to be packed into equal bags. If these bags are as large as possible and no ground nuts are left over, how much is put into each bag?

3) The operation y means double the first number and add the second number to the result. Hence solve the following:
a) 2 y 4, b) 4 y 13, c) 7 y 13

4) Write down the members of the set of even numbers between 28 and 46 exclusive.

5) Determine the set of odd numbers greater than 31 but less than 49

Answer 3

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