+0  
 
0
65
1
avatar

Jake had a piggy bank dipped with nickels quarters and dimes. He noted that he had three times as many dimes as quarters and four less than twice the number of dimes in nickels. Jake knee the total in the piggy bank was $20.20 what was his value in dimes ?

 Jan 15, 2020

Best Answer 

 #1
avatar+22108 
+2

d = 3q

n = 2 * 3q -4

q

 

25 q  + 10 * 3q  + 5 (2*3q-4) = 2020

25q + 30 q   + 30q -20 = 2020

85q = 2040

q = 24

then d = 3q = 72  dimes =  $7.20

 Jan 15, 2020
edited by ElectricPavlov  Jan 15, 2020
 #1
avatar+22108 
+2
Best Answer

d = 3q

n = 2 * 3q -4

q

 

25 q  + 10 * 3q  + 5 (2*3q-4) = 2020

25q + 30 q   + 30q -20 = 2020

85q = 2040

q = 24

then d = 3q = 72  dimes =  $7.20

ElectricPavlov Jan 15, 2020
edited by ElectricPavlov  Jan 15, 2020

26 Online Users

avatar
avatar