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Question

A motorcycle costs Tk. 2500 when it is brand new. At the end of each year it is worth 4/5 of what it was at the beginning of the year. What is the motorcycle worth when it is 3 years old?

Tk. 1,000

Tk. 1,200

Tk. 1,340

Tk. 1280

ANSWER : 4

Descrption

<p><span style = "box - sizing: border - box; font - size: 18px; color: #212529; font - family: bangla, sans - serif; text - align: justify; background - color: #ffffff;">At the end of first year, the motorcycle is worth  =  4/5 of 2500  =  2000 TK</span></p>
<p><span style = "box - sizing: border - box; font - size: 18px; color: #212529; font - family: bangla, sans - serif; text - align: justify; background - color: #ffffff;">At the end of second year, the motorcycle is worth  =  4/5 of 2000  =  1600 TK</span></p>
<p><span style = "box - sizing: border - box; font - size: 18px; color: #212529; font - family: bangla, sans - serif; text - align: justify; background - color: #ffffff;">At the end of third year, the motorcycle is worth  =  4/5 of 1600  =  <strong>1280 TK</strong></span></p>
<p><span style = "box - sizing: border - box; font - size: 18px; color: #212529; font - family: bangla, sans - serif; text - align: justify; background - color: #ffffff;">[<strong>Shortcut</strong>  =  4/5 x 4/5 x 4/5 x 2500]</span></p>

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