There are two cylinders with the same diameter at the bottom. The ratio of height is 7:4. The volume of the second cylinder is 24 cubic decimeters. What is the volume of the first cylinder

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• 1. There are two cylinders with the same diameter at the bottom. The height ratio of the two cylinders is 7:4. The volume of the second cylinder is 24 cubic decimeters less than that of the first cylinder How much is it
• 2. The two cylinders are equal in height, the ratio of bottom area is 3:5, the volume of cylinder a is 12m & sup3;, and the volume of cylinder B is () M & sup3? The two cylinders are equal in height, the ratio of bottom area is 3:5, the volume of cylinder a is 12m & sup3;, and the volume of cylinder B is () M & sup3?
• 3. There are two cylinders of equal height. The ground diameter of the large cylinder is 20% larger than that of the small cylinder. The volume of the large cylinder is 360 cubic centimeters
• 4. The height of two cylinders is equal, the bottom radius of the big cylinder is equal to the bottom diameter of the small cylinder, and the volume of the small cylinder is 12______ ．
• 5. The height of two cylinders is equal. If the radius of the bottom of the large cylinder is exactly the diameter of the bottom of the small cylinder, what is the volume of the large cylinder School starts tomorrow
• 6. The diameter of the bottom of the cylinder is 2cm, and the volume of the existing cylinder is several times that of the original cylinder after enlarging by 3:1
• 7. A cylinder and a cone have the same circumference and height at the bottom. The volume of the cone is 3.6 cubic decimeters, and the volume of the cylinder is 3.5 cubic meters
• 8. The sum of the volumes of a cylinder and a cone with equal base and height is 120 cubic decimeters, and the volume of a cylinder is 120 cubic decimeters______ Cubic decimeter, the volume of a cone is______ Decimeter
• 9. After putting a cylinder 8 decimeters high into an approximate cuboid with the same base as the cylinder, the surface area increases by 24 square minutes, and the volume of the cylinder is the sum of the formula and the formula
• 10. A cylinder with a diameter of 8 cm at the bottom is cut into two pieces vertically along the diameter of the bottom. The surface area is increased by 112 square centimeters. What is the volume of the cylinder
• 11. The ratio of the height of the first cylinder to the height of the second cylinder is 3:4. The volume of the first cylinder is 24 cubic decimeters, and the volume of the second cylinder is 24 cubic decimeters
• 12. The volume difference between a cylinder and a cone is 12.56 cubic centimeters. If the radius of the bottom of the cone is 2 centimeters, the cone will be the same How high is it?
• 13. 5 out of 9-1 out of 12 = 7 out of 12 write clearly
• 14. If you move the number 1 from the left to the right, the new number will be three times of the original number______ ．
• 15. Given that the function f (x) = (m2-m-1) x & nbsp; M2 + m − 3 is a power function and X ∈ (0, + ∞), f (x) is an increasing function, the analytic expression of F (x) is obtained
• 16. If f (2x) = - 2x ^ 2 + 5x-7, then f (2)=
• 17. Given the points a (1,2), B (3, - 5) and P as a moving point on the x-axis, find the coordinates of point P when the absolute value of the distance difference between P and a, B is the maximum
• 18. Given x ^ 2 + 4Y ^ 2-4x + 8y + 8 = 0, find x + y
• 19. Whether the product of a 21a 13A 45A 54a 22 is a fifth order determinant, and if so, determine its sign
• 20. Solving linear equation with one variable by transfer term