Basic Numeracy
Quick practice
Question 1 of 5
A work can be finished by 'X' in 28 days and by 'Y' in 21 days. Y worked for 12 days and left the job. So, in how many days, X alone can finish the remaining work?
A
12 Days
B
6 Days
C
15 Days
D
9 Days
Concepts
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