alleryಸಂಖ್ಯೆಯನ್ನು 30% ಹೆಚ್ಚಿಸಿದಾಗ 195 ಆಗುತ್ತದೆ. ಮೂಲ ಸಂಖ್ಯೆ:
A150
B140
C130
D160
Answer & Solution
Correct answer: A. 150
1.
ಮೂಲವು x ಆಗಿರಲಿ.
ನಂತರ x + 30% ಆಫ್ x = 195.
2.
1.30 * x = 195.
3.
x = 195 / 1.30 = 150.
4.
ಆದ್ದರಿಂದ ಮೂಲ ಸಂಖ್ಯೆ 150.
_ಮೂಲ: SSC CGL ಕ್ವಾಂಟಿಟೇಟಿವ್ ಆಪ್ಟಿಟ್ಯೂಡ್ (ಶೇಕಡಾವಾರು), R.S.
ಅಗರ್ವಾಲ್ ಶೈಲಿ ಮತ್ತು ಪ್ರಮಾಣಿತ ಅಭ್ಯಾಸ_
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