91.
If $${\text{A}}$$ : $${\text{B}}$$ = $$\frac{1}{2}$$ : $$\frac{3}{8}{\text{,}}$$  $${\text{B}}$$ : $${\text{C}}$$ = $$\frac{1}{3}$$ : $$\frac{5}{9}$$ and $${\text{C}}$$ : $${\text{D}}$$ = $$\frac{5}{6}$$ : $$\frac{3}{4}{\text{,}}$$  Then the ratio of A : B : C : D is ?

92.
If A : B : C = 2 : 3 : 4, then ratio $$\frac{{\text{A}}}{{\text{B}}}$$ : $$\frac{{\text{B}}}{{\text{C}}}$$ : $$\frac{{\text{C}}}{{\text{A}}}$$ is equal to?

93.
If A : B = 2 : 3, B : C = 2 : 4 and C : D = 2 : 5, then A : D is equal to -

94.
If 3A = 5B and 4B = 6C, then A : C equal to -

95.
In a business, the ratio of the capitals of A and B is 2 : 1, that of B and C is 4 : 3 and that of D and C is 6 : 5. Then the ratio of the capitals of A and D is -

96.
If a : b = c : d = e : f = 1 : 2, then (3a + 5c + 7e) : (3b + 5d + 7f) is = ?

97.
Of the three numbers, the ration of the first and the second is 8 : 9 and that of the second and third is 3 : 4. If the product of the first and third number is 2400. then the second number is = ?

98.
The annual income of A and B are in the ratio 4 : 3 and the ratio of their expenditures is 3 : 2. If each of them saves Rs. 600 in the year, the annual income of A is = ?

99.
If A : B = 7 : 9 and B : C = 5 : 4, then A : B : C is -

100.
If A : B = $$\frac{1}{2}$$ : $$\frac{1}{3}$$ and B : C = $$\frac{1}{2}$$ : $$\frac{1}{3},$$  then A, B, C is equal to -

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