A merchant gets a 5% discount on each meter of fabric he buys after the first 2,000 meters and a 7% discount on every meter after the next 1,500 meters. The price, before discount, of one meter of fabric is $2, what is the total amount of money the merchant spends on 4,500 meters of fabric?
Answers:
A) $8,617	B) $8,710	C) $8,810	D) $8,835	E) $8,915
for first 2000 metres he does not get any discount   amount = 2*2000= 
<gadget id="calculator">2*2000</gadget>
<output>4_000</output>
$4000   for next 1500 metres he gets 5% discount   amount= 2*1500 - (1/20)*3000= 
<gadget id="calculator">2*1500 - (1/20)*3000</gadget>
<output>2_850</output>
$2850   for the nest 1000 metres he gets 7% discount   amount= 2*1000 - 7*20= 
<gadget id="calculator">2*1000 - 7*20</gadget>
<output>1_860</output>
$1860   total amount= $4000 + $2850 + $1860 = $8710   ANSWER:$8,7104000 +  2850 +  1860= 
<gadget id="calculator">4000 +  2850 +  1860</gadget>
<output>8_710</output>
$8710   ANSWER:$8,710
<result>B</result>
A merchant gets a 5% discount on each meter of fabric he buys after the first 2,000 meters and a 7% discount on every meter after the next 1,500 meters. The price, before discount, of one meter of fabric is $2, what is the total amount of money the merchant spends on 4,500 meters of fabric?