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shashikant singh

· started a discussion

· 1 Months ago

please give the solution of question no 60, 65 and 68 .my email id shashi.1096@rediffmail.com . question id no. 186302

Question:
If A : B is 2 : 3, B : C is 6 : 11, then A : B : C is :  
Options:
A) 2 : 8 : 11
B) 4 : 6 : 22
C) 4 : 6 : 11
D) 2 : 6 : 11
Solution:
Ans: (c)


Knowledge Expert

· commented

· 1 Months ago

A/B=2/3 B/C=6/11
A/B * B/C = 2/3 * 6/11 = 4/11
A/B * B/C = A/C = 4/11
C/A = 11/4
C:A = 11:4

or A:B = 2:3 = 4:6, B: C = 6: 11, A:B:C = 4:6:11

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