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27 Jul 2022, 07:15
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A number of building blocks were purchased to construct a wall at cost of Tk 40 each, but only 5/6th of them were used. If the unused 290 bricks were returned and their cost refunded, what was the cost of building blocks used to make the wall?
A. Tk 76,000
B. Tk 22,800
C. Tk 30,400
D. Tk 41,400
E. Tk 58,000
A. Tk 76,000
B. Tk 22,800
C. Tk 30,400
D. Tk 41,400
E. Tk 58,000
27 Jul 2022, 07:33
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Given That, 5/6th of the purchased are used.
So, 1-5/6= 1/6th are unused.
ATQ, 1/6= 290, 1= 1740. So total Purchased 1740 blocks.
So, Cost of building blocks = (1740-290) * 40= 58000 Tk.
So, 1-5/6= 1/6th are unused.
ATQ, 1/6= 290, 1= 1740. So total Purchased 1740 blocks.
So, Cost of building blocks = (1740-290) * 40= 58000 Tk.
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