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থিম নির্বাচন

আপনার পছন্দের থিম বেছে নিন।

One night 18 percent of the female officers on a police force were on duty. If 180 officers were on duty that night and half of these were female officers, how many female officers were on the police force?

A. 90
B. 180
C. 270
D. 500
সঠিক উত্তরঃ D. 500
Explanation: