Related Questions

Fifteen percent of the people in Chittagong have unlisted phone numbers. If you select 300 names at random from the phone directory, what is the expected number of people who will have an unlisted phone unmber?
A 15
B 145
C 300
D None of these
If Tk. 4,500 was invested in a share when the price per share was Tk. 9 and Tk. 3,000 was invested in another share when the price per share was Tk. 10. What was the average price per share purchased?
A Tk. 9.20
B Tk. 9.375
C Tk. 9.40
D Tk. 9.625
If Tk. 6,300 was invested in a share when the price per share was Tk. 9 and additional Tk. 4200 was invested in the same share when the price per share was Tk. 10, what was the average price per share?
A Tk. 9.125
B Tk. 9.375
C Tk.9.5
D 9.625
If Tk. 45,000 was invested in share market when the price per share was Tk. 90 and Tk. 30,000 was invested when the price per share was Tk.100, what was the average price per share purchased?
A Tk. 96.25
B Tk. 95.00
C Tk. 94.00
D Tk. 93.75
If Tk. 45,000 was invested in share market when the price per share was Tk. 90 and Tk. 30,000 was invested when the price per share was Tk. 100, what was the average price per share purchased?
A Tk. 96.25
B Tk. 95.00
C Tk. 94.00
D Tk. 93.75
If taka 45000 was invested in a share when the price per share was taka 90 and taka 3000 was invested when the price per share was taka 60, what was the average price per share purchased?
A 80
B 87.27
C 75
D 74
If Tk. 45,000 was invested in a share when the price per share was Tk. 90 and Tk. 30,000 was invested when the price per share was Tk. 60, what was the average price per share purchased?
A Tk. 80
B Tk. 75
C Tk. 77.5
D None of these
If Tk. 45,000 was invested in the share market when the price per share was Tk. 90 and Tk. 30,000 was invested when the price per share was Tk. 100, what was the average price per share purchased?
A Tk. 96.25
B Tk. 95.00
C Tk. 94.00
D Tk. 93.75
If Tk. 30,000 was invested in the share market when the price per share was Tk. 50 and Tk. 45,000 was invested when the price per share was Tk. 25, what was the average price per share purchased?
A Tk. 960
B Tk. 950
C Tk. 940
D Tk. 31.25
A sum of TK. 427 is to be divided among A ,B and C such that 3 times A's share , 4 times B's share and 7 times C's share are all equak The share of C is :
A 140
B 196
C 84
D 240

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