SOLUTION: Katie has a collection of nickels, dimes and quarters with a total value of $4.30. There are 4 more dimes than nickels and 6 more quarters than nickels, how many of each coin does
Algebra.Com
Question 760009: Katie has a collection of nickels, dimes and quarters with a total value of $4.30. There are 4 more dimes than nickels and 6 more quarters than nickels, how many of each coin does she have?
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
let x be the number of nickels, then
.05x +.10(x+4) +.25(x+6) = 4.30
.05x +.10x+.4 +.25x+1.5 = 4.30
.4x +1.9 = 4.30
.4x = 2.4
x = 6
so we have 6 nickels, 10 dimes and 12 quarters
RELATED QUESTIONS
Katie has a collection of nickels, dimes and quarters with a total value of $6.10. There... (answered by ikleyn)
Katie has a collection of nickels, dimes and quarters with a total value of
$4.85.... (answered by ikleyn)
Katie has a collection of nickels, dimes, and quarters with a total value of $4.95. There (answered by richwmiller)
Katie has a collection of nickels, dimes and quarters with a total value of $6.10 . There (answered by stanbon)
Katie has a collection of nickels, dimes and quarters with a total value of $3.75. There... (answered by josgarithmetic,MathTherapy)
Katie has a collection of nickels, dimes and quarters with a total value of $8.15. There... (answered by TimothyLamb)
Katie has a collection of nickels, dimes and quarters with a total value of
$6.70.... (answered by josgarithmetic,MathTherapy)
Katie has a collection of nickels, dimes and quarters with a total value of
$4.25.There (answered by josgarithmetic)
Katie has a collection of nickels, dimes, and quarters with a total value of $4.65. There (answered by math_helper)