Algebra-Expressions and Equations - Grade 7
(Question: 1621055183)
An amount of $ 2000 is made up with the notes of denominations $ 100, 50, 20, and 10 notes. The number of $10 notes are 3 times the number of $20 notes. The number of $20 notes are 2 times the number of $50 notes. The number of $50 notes are 2 times the number of $100 notes. There are total ________ notes of denomination $50.
A. 10
B. 12
C. 15
D. 20
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