engineering recuitment NMC JE Civil Mock Test 2024 Quantitative Aptitude Ratio and Proportion Mean Proportional
If x is subtracted from each of 23, 39, 32 and 56, the numbers so obtained, in this order, are in proportion. What is the mean proportional between (x + 4) and (3x + 1)?
1
15
2
14
3
12
4
10