Topic : Ratio-Algebraic Ratio
from: category_eng
1.

2.

3.

4.
(1)3k=2k+3 (2)6k^2 = 54
5.

6.

7.

8.

9.

10.

11.

12.

13.
Organize the info using variables. Express the given info
(1) O_f =10+O_r (2) Cost_f= 5.40 We need the value O_f
14.
a:b=ax:bx
15.
the ratio of A to B =A:B
16.
understand problem
17.

18.

19.

20.

21.

22.

23.

24.
X_j / Y_j=?
(1) X_j =1.5* Y_m
(2) Y_j= 1.25* Y_m
25.
Required the expression.
T_m/S_m =T_p/S_p
S_m/ S_p=?
S_m = S_p +10000 T_m/S_m =1/20
26.
can you solve the equation. If need, use flip technique
27.

28.
use the k to make a real number
29.

30.

31.
Reduce the number of vars
32.

33.
(1) (x+102.4)/x=3.56 (2) 142/x=3.56
34.
S_2 / A_2 = 2* (S_1 / A_1 ) S_2 / W_2 = (1/2)* (S_1 / W_1)
35.

1.
2. e
3. b
4. d
(1)3k=2k+3 (2)6k^2 = 54
5.
6.
7.
8.
9.
10. d
11.
12.
13. E
Organize the info using variables. Express the given info
(1) O_f =10+O_r (2) Cost_f= 5.40 We need the value O_f
14. A
a:b=ax:bx
15. E
the ratio of A to B =A:B
16. E
understand problem
17. E
18. A
19. C
20. B
21. D
22. B
23. c
24. C
X_j / Y_j=?
(1) X_j =1.5* Y_m
(2) Y_j= 1.25* Y_m
25. E
Required the expression.
T_m/S_m =T_p/S_p
S_m/ S_p=?
S_m = S_p +10000 T_m/S_m =1/20
26. E
can you solve the equation. If need, use flip technique
27. E
28. D
use the k to make a real number
29. B
30. B
Understanding
31. E
Reduce the number of vars
32. D
33. D
(1) (x+102.4)/x=3.56 (2) 142/x=3.56
34. E
S_2 / A_2 = 2* (S_1 / A_1 ) S_2 / W_2 = (1/2)* (S_1 / W_1)
35. E