solution - Ratio and Proportion level-1

Question : a:b=5:3, b:c, 6:7, a:b:c=?

Solution :
475269776 Correct Answer : 10:6:7

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Question : a:b= 2:3, c:d=2:3 b:c=4:5, then find a:b:c:d=?, a:b:c=?

Solution :
973853266 Correct Answer : 16:24:30:45 , 8:12:15

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Question : a:b = 1 3 : 2 5 , b:c = 2 3 : 3 7 then find a:b:c

Solution :
50825139 Correct Answer : 35:42:27

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Question : (a+b):c=7:2,(b+c):a=5:1 then find        a:b:c=?

Solution :
23616496 Correct Answer : 3:11:4

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Question : (a+b+c):d=13:2, (b+c+d):a=4:1, (c+d+a):b=5:1,then find a:b:c:d=?

Solution :
219238972 Correct Answer : 6:5:15:4

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Question : 5A=8B, A:B=?

Solution :
165462928 Correct Answer : 8:5

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Question : 2A=3B=5C=6D, A:B:C:D=?

Solution :
812508328 Correct Answer : 15:10:6:5

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Question : 2 3 A = 3 4 B = 4 5 C = 1 2 D THEN FIND A:B:C:D

Solution :
1148106 Correct Answer : 18:16:15:24

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Question : 75% of A= 5 4 of B=0.40 of C then find A:B:C=?

Solution :
67504583 Correct Answer : 40:24:75

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Question : if 10% of (A+B) = 50% of (A-B) then find A:B

Solution :
797901156 Correct Answer : 3:2

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Question : Find the fourth proportional to 4,9,12 :

Solution :
775842708 Correct Answer : 27

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Question : Find the third proportional to 8 and 40 :

Solution :
457331953 Correct Answer : 200

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Question : Find the mean proportional between 4 and 16 :

Solution :
687943547 Correct Answer : 8

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Question : find the duplicate ratio of 4:5 is :

Solution :
593166730 Correct Answer : 16:25

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Question : find the sub-duplicate ratio of 16:25 is

Solution :
242324106 Correct Answer : 4:5

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Question : if x is the mean proportional between 16 and 64, y is the third proportional of 144 and 256 then find x:y .
यदि x, 16 और 64 के बीच का माध्य समानुपातिक है, y 144 और 256 का तृतीय समानुपातिक है, तो x:y ज्ञात कीजिए।

Solution :
967269136 Correct Answer : 32:455

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Question : .In an office the ratio of clerk and manager is 16:9.what percentage of the office is clerk?
एक कार्यालय में क्लर्क और प्रबंधक का अनुपात 16:9 है। कार्यालय में कितने प्रतिशत क्लर्क हैं?

Solution :
717744442 Correct Answer : 64%

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Question : Sugar divided 6450kg among Ram, Shyam, Mohan and Sohan such that when Ram gets 9kg then Shyam gets 8kg when Shyam get 6kg then Mohan get 5kg when Mohan gets 4kg then Sohan get 3kg what amount of sugar get Mohan and Sohan?
6450 किग्रा चीनी को राम, श्याम, मोहन और सोहन के बीच इस प्रकार बांटा गया कि जब राम को 9 किग्रा मिला तो श्याम को 8 किग्रा मिला, जब श्याम को 6 किग्रा मिला तो मोहन को 5 किग्रा मिला, जब मोहन को 4 किग्रा मिला तो सोहन को 3 किग्रा मिला, मोहन और सोहन को कितनी मात्रा में चीनी मिली?

Solution :
661463887 Correct Answer : 2625kg

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Question : A:B:C=2:3:5 and A=x% of (B+C) then x is equal to

Solution :
828724183 Correct Answer : 25

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Question : 2 :(1+ 3 ) :: 6 :x then x is equal to

Solution :
106445261 Correct Answer : 3 +3

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