The solution is 0.5 out of 6

x/4=0.5/0.6
0.6x=4*0.5
0.6x=2
x=2/0.6
x=10/3

Four out of six is equal to five out of six

Four parts in X is five parts in six
x=4*6/5
x=4.8
If there is any help, please take it. Thank you
This is the first answer. I wish you progress!

RELATED INFORMATIONS

1. Solution ratio: 1 / 2: 1 / 4: X
2. (1.25 + x): 0.25 = x: 1.6 solution ratio
3. 4 / x = 5 / 80 7.2:12 + 9 / 1: x 2.5 + 6 / 15.6:2.88 + 2.6: X solution ratio
4. 6.5: x = 0.5:4 X: 0.42 = 7:21 1 / 8:1 / 6 = 1 / 10: x 6 / 2.5 = x / 3 3 / 2:1 / 3 = x: 8 x: 9 / 2 = 1 / 3:2 (solution ratio) 6.5: x = 0.5:4 X: 0.42 = 7:21 1 / 8:1 / 6 = 1 / 10: x 6 / 2.5 = x / 3 3 / 2:1 / 3 = x: 8 x: 9 / 2 = 1 / 3:2 (solution ratio)
5. Solution ratio (X: 12 = 0.5:1 / 3)
6. The solution ratio is 2.25 of x = 3.75 of 2, 11 of 12:5 of 4 = 35 of 36:x
7. List the proportions according to the conditions, and find out that the ratio of 8 / 9 to X is equal to 6 and the ratio of 3 / 4 to 9 List the proportion according to the condition and solve the proportion The ratio of eight ninths to X is equal to the ratio of six to three fourths By 9:00
8. The ratio of X to 3 / 4 is equal to the ratio of 8 to 1.2
9. The ratio of 4.5 to X is equal to the ratio of 9 to 0.4
10. List the proportions according to the following conditions, and the ratio of the solution proportion 45 and X is equal to the ratio of 25 and 8. The two external terms are 24 and 18, and the two internal terms are x and 36
11. Binary linear equations 2x-5y plus 3 equals 0ax-y = 7
12. A piece of iron wire is m decimeter long. It is used to form a square and a circle. The square area is () A. 1 / 2 B.2 times C. π / 4 D.4 π times
13. 1. The equation (2x + 1) - (y + 3) = x + y is transformed into a formula containing x to express y, and the corresponding values of Y are obtained when x = - 2,0.1, two fifths respectively 2. Write a group of integer solutions, a group of negative integer solutions and a group of positive integer solutions of the quadratic equation 4x-3y = 15 (add 20 points to the formula)
14. Solving X-Y = 500 and X + 15 ‰ X - [Y-10 ‰ y] = 950 by the method of adding, subtracting and eliminating elements of binary linear equations
15. In the bivariate linear equation x + 6y-4 = 0, when x is equal to 4, how much is y; when y = - 1, how much is x?
16. Bivariate linear equation: X / 3-y / 4 = x / 2 + Y / 3-10 = 3 (with process) There is another problem: when solving the equations {ax + by = 26, the correct solution is {x = 4) cx+y=6 y=-2 Because Xiao Ming wrongly wrote C, the solution is {x = 7} y=3 The correct values of Qiu a, B, C When {ax + by = 26 CX + y = 6, {x = 4, y = - 2 And the above question!
17. The inverse scale function y = - 2 / x, when x is greater than 2, the value range of Y is --- when x is less than or equal to 2, the value range of Y is --- when 1 is less than or equal to X
18. Given the first-order function y = KX + B, when 0 ≤ x ≤ 2, the value range of the corresponding function value y is - 4 ≤ y ≤ 8, then the value of KB is______ ．
19. On the function y = KX + B (k, B are not equal to 0 constant), the following statement is correct () A. Y is proportional to X. B. y is proportional to KX. C. y is proportional to x + B. D. y-b is proportional to X
20. When - 3 ≤ x ≤ 1, the corresponding value of Y is 1 ≤ y ≤ 9, then the value of KB is 1______ ．