Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Ratio and Proportion
If a ∶ b = 2 ∶ 3, then what is the value of (b2 + 2a2) ∶ (b2 - 2a2)?
1
17 ∶ 1
2
20 ∶ 11
3
18 ∶ 1
4
More than one of the above
5
None of the above