Eric, Nick and Archi make contributions to the Society Of Nature Protection in the ratio of 5:3:2.5. If altogether they contribute 4914 Nis, how much more money does Nick contribute than Archi?  Choose the correct choice
A) 128 Nis  B) 212 Nis  C) 234 Nis  D) 245 Nis  E) 288 Nis
E:N:A 5:3:2.5   so total = 5x + 3x + 2.5 x = 10.5 x 5  + 3  + 2.5= 
<gadget id="calculator">5  + 3  + 2.5</gadget>
<output>10.5</output>
10.5 x= 4914   so x = 468   Nick Contribution is 0.5 more than Archi so 0.5 x =0.5 * 468= 
<gadget id="calculator">0.5 * 468</gadget>
<output>234</output>
234   So C. 234 Nis is the correct answer
<result>C</result>
Eric, Nick and Archi make contributions to the Society Of Nature Protection in the ratio of 5:3:2.5. If altogether they contribute 4914 Nis, how much more money does Nick contribute than Archi?