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If a : b= 2:3 , b: c = 4 : 5 and c : d = 6 :7 , then find a:d is :
Correct Answer Is : 16:35 If a/6= b/8 = c/12 ,then find a : b: c is Correct Answer Is : 3 :4 :6 If (3x + 4y) : (4x - 3y) = 5 :3 ,then find x : y Correct Answer Is : 27 : 11 If (7x2- 2y2) : (5x2 + 2y2) = 5 : 19 , then x : y is Correct Answer Is : 2 : 3 If a : b = 2 : 3 , the find (3a3 + 4b2a) / (5a2b + 5b3) Correct Answer Is : 32 :65 Find the fourth proportional to 5 ,7 and 15 Correct Answer Is : 21 Find the third proportional to 9 and 15 Correct Answer Is : 25 The compounded ratio of (12 : 22), (22: 11) is Correct Answer Is : 12 : 11 The ratio of 12 : 3 is 4 and second ratio is 25 : 5 is 5 ,then compound ratio is Correct Answer Is : 4 :5 The least whole number which when subtracted from both the terms of the ratio 15: 20 to give a ratio less than 36 : 20, is Correct Answer Is : 42