I have 25 nickels and 15 dimes to divide into 2 or more stacks of equal total value. What is the least number of stacks I can make if I use all 40 coins?
A.
3
B.
4
C.
5
D.
10
Exam No：2021 First Round Grade 7 Year：2021 Question No：16
Answer:
C
Knowledge points:
G7 - Algebra - Multi-Step Linear Equations
Solution:
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