CAT 2025 Slot1 Quant: Arun, Varun and Tarun, if working alone, can complete a task in 24, 21, and 15 days

CAT 2025 Slot1 Quant: Arun, Varun and Tarun, if working alone, can complete a task in 24, 21, and 15 days

#Arithmetic #TimeAndWork Hard Difficulty
Arun, Varun and Tarun, if working alone, can complete a task in 24, 21, and 15 days, respectively. They charge Rs 2160, Rs 2400, and Rs 2160 per day, respectively, even if they are employed for a partial day. On any given day, any of the workers may or may not be employed to work. If the task needs to be completed in 10 days or less, then the minimum possible amount, in rupees, required to be paid for the entire task is:
A 34400
B 38880
C 47040
D 38400

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