If taxi fares were Rs 1.00 for the first 1/5 mile and Rs 0.20 for each 1/5 miles thereafter. The taxi fare for a 3-mile ride was Choose the most appropriate option:
A) Rs 1.56 B) Rs 2.40 C) RS 3.00 D) Rs 3.80 E) Rs 4.20
first 1/5 mile costs = 1.00   remaining miles to be covered = 3-1/5 =14/5, =1/5 +1/5+1/5+.... until 14,   hence 14*0.20= 
<gadget id="calculator">14*0.20</gadget>
<output>2.8</output>
2.80   total fare= 2.80 + 1.00= 
<gadget id="calculator">2.80 + 1.00</gadget>
<output>3.8</output>
3.80   ANSWER:Rs 3.80
<result>D</result>
If taxi fares were Rs 1.00 for the first 1/5 mile and Rs 0.20 for each 1/5 miles thereafter. The taxi fare for a 3-mile ride was