Where are the answers to the after-school questions in the Renjiao version of the math book

Answers to the after-school questions in the first book of the first year of the Renjiao version of the math book:wenku.baidu./link?url= f3zI3UBY6WCZNRIY0cxb6agmoQT0qUq80MbwXmAIeu1pDnngHzUUotDYbMDqxMihobsik0txPIp0VdzANG7XX2J5f98bIdPdgJFZf6y6-kG

Post-lesson exercises for the Ninjiao version of the Math A Compulsory 3 textbook Answers (typeset on B5 paper)

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7th Grade Lower Mathematics Book Renjiao Edition

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Answers to the Compulsory High School Mathematics I After-School Questions from the Renjiao Edition (taken from the Teacher's Book)

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All the answers to review question 18 in the Renjiao version of the eighth math book

Title

Answers to the seventh-grade Renjiao version of the math book p108 Questions 3 to 9

3. Solve: Let the The dress is worth x silver coins

(Analysis: It can be known that the monthly salaries should be equal, so the equation is:)

(x+10)÷12=(x+2)÷7

Solve for x=9.2

According to the actual, it is worth approximately 9 silver coins.

A: The dress is worth 9 silver coins.

4. Solution: let the price of entry be x dollars.

x × 0.9 = (1 + 0.152) × 250

Solve for x = 320 (dollars)

A: The markup is 320 dollars.

5. Solve: each box contains x products.

(8x+4)÷5-(11x+1)÷7=1

Solution:

x=12 (pieces)

Answer: each box contains 12 products.

6. Solve: Let x hours pass and the speed of the two cars is equal.

30+20x=90-10x

Solve for x=2 (h)

The speed is: 30+20×2=70 (km/h)

A: After 2 hours, the two cars have equal speeds, and at this time, the speeds of both cars are 70 km/h.

7. (1) Solution: Set the per capita quota to x pieces.

(4x+20)÷4=(6x-20)÷5

Solution:

x=45 (pieces)

Answer: per capita quota is 45 pieces.

(2) Solution: let the per capita quota be x pieces.

(4x+20)÷4-(6x-20)÷5=2

Solution:

x=35 (pieces)

Answer: per capita quota is 35 pieces.

(3) Solution: let the per capita quota be x pieces.

(6x-20)÷5-(4x+20)÷4=2

Solution:

x=55 (pieces)

Answer: per capita quota is 55 pieces.

8. (1) Solution: set the starting speed to x km/h.

5x+5(x+20)+5(x+20-10)=1262

Solution:

x≈74 (km/h)

For the first 5 hours, the speed is 74 km/h;

For the middle 5 hours, the speed is 94 km/h;

For the last 5 hours, the speed is 84 km/h.

(2) At eight hours, the distance traveled is:

5×74+3×94=652 (km)

About halfway between Beijing and Shanghai.

According to the map, it should be between Jinan and Linyi.

9. (1) Solution: Let the lifespan of Thu Phan Thu be x.

(1/6+1/12+1/7)x+5+1/2x+4=x

x=84(years)

Answer: Thu Phan Thu's lifespan is 84 years.

(2) The life expectancy of Thuphamtu's son is 84 ÷ 2 = 42 (years)

So Thuphamtu began to be a father when he was: 84 - 4 - 42 = 38 (years).

A: Dupantu started fatherhood when he was 38 years old.

(3) Thoupantu was 80 years old when his son died when he: 84-4=80 (years)

A: Thoupantu was 80 years old when his son died.

Answers in the 7th grade Humanistic version of the math book

Buy a copy of the full math book with the answers in the back

All the answers in the 6th grade upper Humanistic version of the math book?

Although some of the questions are more time-consuming, but can only be so to improve their own learning level, and more and the teacher to communicate, in the Internet can not ask the answer to the ha

Teachers are very happy to students to ask questions, ask a lot of teachers will give a lot of learning advice

Renminjiao version of the ninth math book on the exercise 24.3 answers Kneeling. I'm not sure if I'm going to be able to do that! ~~

There is no title ah

Answers to the Renjiao edition of the math book of 2016

You can go to the learning tool to find the answer, will not be able to take a picture of the topic directly uploaded to the Magic Square Grid homework gods, there will be a school bully to help you answer!

Does anyone have the answers to the math book for the second book of the sixth grade of elementary school (Renjiao edition)?

:pep. /xxsx/xxsxjs/xs6b/xs6bjc/ This website should have the answers to the p132~p133 questions in the Human Education edition of the math book

Buy a textbook that explains all the material

It's a textbook that explains everything

It's got them all~O(∩_∩)O

The Textbook Knowledge Explanation has the answers to the after-school questions in the math book.

Yes

These are the answers to the questions in the math book.