Question

12. A coin collector has 85 coins in dimes and

quarters with a total value of $16.15. How
many of each type of coin does she have?
A. 25 dimes, 60 quarters
B. 34 dimes, 51 quarters
C. 42 dimes, 43 quarters
D. 60 dimes, 25 quarters

Answer 1

c

Explanation:

a. 25 x 10 = 250, 60 x 25 = 1500, 250 + 1500 = 1750 = $17.50

a. no

b. 34 x 10 = 340, 51 x 25 = 1275, 1275 + 340 = 1615 = $16.15

b. yes

c. 42 x 10 = 420, 43 x 25= 1075, 1075 + 420 = 1495 = $ 14.95

c. no

d. 60 x 10 = 600, 25 x 25 = 625, 625 + 600 = 1225 = $12.25

d. no