Sumon had to type 80 pages per day to complete an assignment. He could type only 60 page per day and is left with 2000 pages to type in the last 10 days. For how many days has Sumon been typing?
ক) 50
খ) 60
গ) 70
ঘ) None
Related Questions
ক) 0.
খ) 1
গ) 2
ঘ) 4
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