If a-b-7-9-b-c-3-5- then what is the value of a b c-

The correct option is A 7:9:15 Given, ab=79 and bc=35 Then #160; a/b×b/c=7/9×35⇒a/c=7/15 ⇒bc=35=915 ⇒ a:b=7:9 and b:c=9:15 ...

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Complex Numbers

If a/b=7/9,...

Question

If $\frac{a}{b} = \frac{7}{9}, \frac{b}{c} = \frac{3}{5}$ , then what is the value of $a : b : c$ ?

7 : 9 : 15

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9 : 7 : 15

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7 : 9 : 14

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1 : 9 : 15

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Similar questions

\frac{(\sqrt{5} + \sqrt{3})}{(\sqrt{5} - \sqrt{3})} = a + \sqrt{15} b

(5 a - 7 b)^{3} + (9 c - 5 a)^{3} + (7 b - 9 c)^{3}

Name the property of multiplication illustrated by each of the following statements :

(i) $\frac{- 15}{8} \times \frac{- 12}{7} = \frac{- 12}{7} \times \frac{- 15}{8}$

(ii) $(\frac{- 2}{3} \times \frac{7}{9}) \times \frac{- 9}{5} = \frac{- 2}{3} \times (\frac{7}{9} \times \frac{- 9}{5})$

(iii) $\frac{- 3}{4} \times (\frac{- 3}{4} \times \frac{- 5}{6}) + (\frac{- 3}{4} \times \frac{7}{8})$

(iv) $\frac{- 16}{9} \times 1 = 1 \times \frac{- 16}{9} = \frac{- 16}{9}$

(v) $\frac{- 11}{15} \times \frac{15}{- 11} = \frac{15}{- 11} \times \frac{- 11}{15} = 1$

(vi) $\frac{- 7}{5} \times 0 = 0$

A = {2, 3, 5, 7, 11, 13}

B = {5, 7, 9, 11, 15}

U = {2, 3, 5, 7, 9, 11, 13, 15}

(\frac{- 9}{7} \times \frac{- 1}{3}) + (\frac{15}{8} \times \frac{- 4}{5}) - (\frac{27}{14} \times \frac{2}{9})

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