The second volume of the second year of junior high school mathematics application questions needs to provide 30 questions, thank you
Alright, here are the 30 math application questions for the second volume of the second year of junior high school. I hope you like them: 1. A company needs 900kg to produce A and B products, of which A accounts for 50% and B accounts for 50%. Given that the unit price of product B is 10% higher than that of product A, what are the unit prices of product A and B? 2. Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y=2x+1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. A cuboid has six faces, each of which is square and has an area of 15 square centimeters. What is the length, width, and height of this cuboid? 4. A certain project will take 108 days to be completed by the three engineering teams A, B and C respectively. It was known that Team A's work efficiency was 25 times that of Team B, and Team C's work efficiency was 15 times that of Team B. How long did it take the three engineering teams to complete the project? There were a total of 45 people in a class, and 13 of them were not members. If each member had to convince 4 people to become a member, how many people could this class convince to become a member at most? 6. A cuboid is 5cm long, 6cm wide and 7cm high respectively. How many times does it take to cut it into two cuboids of the same size? 7 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y=2x+1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. 8. A certain project will take 72 days to be completed by the three engineering teams A, B, and C. It was known that Team A's work efficiency was 25 times that of Team B, and Team C's work efficiency was 15 times that of Team B. How long did it take the three engineering teams to complete the project? 9. How many times does it take to shrink a square with a side length of 5 cm to half its original size? 10 A certain project was completed by the three engineering teams A, B, and C respectively, and it would take a total of 144 days to complete. It was known that Team A's work efficiency was 25 times that of Team B, and Team C's work efficiency was 15 times that of Team B. How long did it take the three engineering teams to complete the project? 11 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. 12 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. The bottom of a cuboid is a square with a side length of 4 cm. How many times does it take to cut it into two cuboids of the same size? 14 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. The bottom of a cuboid is triangular. The length, width and height are 6cm, 3cm and 4cm respectively. How many times does it take to cut it into two cuboids of the same size? 16 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. 17 The number of sides of a regular hexagon is 5, and its circumference is 126 centimeters. Find the number of sides of this regular hexagon. 18 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. The bottom of a cuboid is a square. Its length, width and height are 10cm, 8cm and 6cm respectively. How many times does it take to cut it into two cuboids of the same size? 20 The intersection of the image of the function y=2x+1 with the x-axis is A(-30), and the intersection of the image of the function y=2x+1 with the y-axis is B(50). Find the analytical expression of the function y=2x+1. 21 The number of sides of a triangle is 4, and its circumference is 126 centimeters. Find the shape of this triangle. 22 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. 23 The intersection point of the image of a sine-function with the x-axis is A(20) and the intersection point of the y-axis is B(03). 24 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. A graph of the function y=2x+1 obtains two different analytical expressions at x=3 and x=-3. Find the analytical expression of this function. The intersection of an image of a function y=2x+1 with the x-axis is A(-30), and the intersection of the y-axis is B(50). Find the analytical expression of the function y=2x+1. The intersection of an image with a function y=2x+1 and the x-axis is A(-30), and the intersection of the y-axis is B(50). Find the analytical expression of the function y=2x+1. 28 Given that the intersection of the image of the function y=2x+1 and the x-axis is A(-30), the intersection of the image of the function y= 2x +1 and the y-axis is B(50), find the analytical expression of the function y=2x+1. 29 The intersection of the image of a function y=2x+1 with the x-axis is A(-30) and the intersection of the y-axis is B(50). Find the analytical expression of the function y=2x+1. 30 The intersection of the image of a function y=2x+1 with the x-axis is A(-30) and the intersection of the y-axis is B(50). Find the analytical expression of the function y=2x+1.
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