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10 പുസ്തകങ്ങളുടെ വാങ്ങിയ വില 9 പുസ്തകങ്ങളുടെ വിറ്റ വിലയ്ക്ക് തുല്യമാണ്. ലാഭശതമാനം കണ്ടെത്തുക ?

A$10\frac {1}{9}$

B$9 \frac 19$

C$11 \frac {1}{9}$

D$10$

Answer:

$11 \frac {1}{9}$

Read Explanation:

10CP=9SP10CP = 9SP

CP/SP=9/10 CP/SP = 9/10

P=SPCP=109=1P = SP - CP = 10 -9 = 1

Profitpercent=19×100=1119percentProfit percent = \frac{1}{9} \times 100 = 11\frac{1}{9} percent


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