allery40 kg के एक मिश्रण में A, B, C, D का अनुपात 5 : 9 : 4 : 2 है। B की मात्रा कितनी है?
A16 kg
B18 kg
C20 kg
D9 kg
Answer & Solution
Correct answer: B. 18 kg
कुल 20 भागों का भार 40 kg है, इसलिए एक भाग 2 kg है और B की मात्रा 9 x 2 = 18 kg है।
Keep practising Ratio and Proportion
Browse all Ratio and Proportion questions for RRB NTPC, or explore more Quantitative Aptitude topics.
Related questions
If the ratio of boys to the whole class is 3 : 8, the ratio of boys to girls isA screen has a 4 : 3 aspect ratio and is 32 cm wide. Its height isIn metrology, a ratio is a dimensionless quotient of two quantities measured inBoys are 3/8 of a class and number 60. How many girls are there?A ratio is 7 : 13. The first term is what percent of the total of both terms?The ratio 3 : 5 expressed as a percentage means the first is what percent of the second?If 3 : x = 12 : 20, then x isA 36 litre mixture has milk and water in 5 : 1. Water to add for a 3 : 1 ratio is