$(2 : 3)$, $(5 : 7)$ ꯑꯃꯁꯨꯡ $(4 : 9)$ꯒꯤ ꯀꯝꯄꯥꯎꯟꯗ ꯔꯦꯁꯤꯑꯣ ꯑꯗꯨ ꯈꯪꯗꯣꯀꯎ꯫
A$30 : 91$
B$40 : 189$
C$50 : 201$
D$60 : 189$
Answer & Solution
Correct answer: B. $40 : 189$
**ꯄ꯭ꯔꯤꯟꯁꯤꯄꯜ.** $(a : b), (c : d), (e : f)$ꯒꯤ ꯀꯝꯄꯥꯎꯟꯗ ꯔꯦꯁꯤꯑꯣ ꯑꯁꯤ $(ace : bdf)$ꯅꯤ — ꯑꯦꯟꯇꯤꯁꯤꯗꯦꯟꯇꯁꯤꯡ ꯄꯨꯟꯅꯥ ꯃꯁꯤꯡ ꯌꯥꯃꯍꯅꯒꯗꯕꯅꯤ, ꯀꯟꯁꯦꯛꯌꯨꯟꯇꯁꯤꯡ ꯄꯨꯟꯅꯥ ꯃꯁꯤꯡ ꯌꯥꯃꯍꯅꯒꯗꯕꯅꯤ꯫ **ꯀꯝꯞꯌꯨꯠ ꯇꯧꯕꯥ.** ꯃꯃꯥꯡꯗꯥ ꯊꯣꯀꯈꯤꯕꯥ ꯊꯧꯗꯣꯀꯁꯤꯡ: $2 \times 5 \times 4 = 40$. ꯐꯂꯁꯤꯡ: $3 \times 7 \times 9 = 189$. ꯑꯗꯨꯅꯥ ꯔꯦꯁꯤꯑꯣ ꯑꯁꯤ $40 : 189$ ($\gcd(40, 189) = 1$ ꯑꯣꯏꯕꯅꯥ ꯍꯥꯟꯅꯗꯒꯤ ꯈ꯭ꯕꯥꯏꯗꯒꯤ ꯅꯦꯝꯕꯥ ꯇꯔꯃꯁꯤꯡꯗꯥ)꯫ **ꯀꯔꯤꯒꯤ ꯑꯣꯄꯁꯟ D (60 : 189) ꯑꯁꯤ ꯑꯔꯥꯅꯕꯥ ꯑꯣꯏꯔꯤꯕꯅꯣ.** ꯃꯁꯤꯅꯥ ꯃꯃꯥꯡꯒꯤ ꯄꯣꯠꯊꯣꯛ ꯑꯗꯨ ꯂꯥꯟꯅꯥ ꯂꯧꯏ (ꯈꯨꯗꯝ ꯑꯣꯏꯅꯥ $2 \times 3 \times 5$) — ꯃꯃꯥꯡꯒꯤ ꯑꯃꯁꯨꯡ ꯐꯂꯁꯤꯡ ꯑꯗꯨ ꯇꯣꯉꯥꯅꯕꯥ ꯀꯣꯂꯃꯁꯤꯡꯗꯥ ꯊꯝꯃꯨ꯫
Keep practising Ratio and Proportion
Browse all Ratio and Proportion questions for RRB NTPC, or explore more Quantitative Reasoning topics.
Related questions
₹$5400$ is divided among A, B and C in the ratio $3 : 5 : 7$. How much does B receive?If $\dfrac{a}{b} = \dfrac{3}{5}$, find the value of $\dfrac{a+b}{a-b}$.Find the mean proportional between $16$ and $25$.Find the fourth proportional to $4$, $9$ and $12$.Which of the following is equivalent to the ratio $4 : 5$?