A manufacture of printer toner adjusts its price of color toner from $33 to $35 a cartridge and the price of standard black ink toner from $29 to $30 a cartridge if a document printing center spends an average of $1555 a month for toner of which 3/5 is for color cartridges how much more per month will the printing center spent?
Answers.
A) 78
B) 79
C) 60
D) 80
E) 90
Total money spend per month = 1555   Money spend on color toner cartridges = 3/5*1555= 
<gadget id="calculator">3/5*1555</gadget>
<output>933</output>
933   Money spend on black ink toner cartridges= 2/5*1555= 
<gadget id="calculator">2/5*1555</gadget>
<output>622</output>
622   Number of color toned cartridges bought= 933/33   Number of black ink toned cartridges bought = 622/29   New price of color toned cartridges bought = 933/33*35   New price of black ink toned cartridges bought = 622/29*30   Total price = 1632.993   78dditional money spend = Rs77.993   78NSWER:78
<result>A</result>
A manufacture of printer toner adjusts its price of color toner from $33 to $35 a cartridge and the price of standard black ink toner from $29 to $30 a cartridge if a document printing center spends an average of $1555 a month for toner of which 3/5 is for color cartridges how much more per month will the printing center spent?