Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: [Your space friend space bought space straight a space total space of space # straight a space DVDs space and space CDs space as space gifts space for space # straight b space dollars. The space price space per space CD space was space # straight c space and space the space price space per space DVD space was space # straight d. How space many space CDs space and space DVDs space did space your space friend space buy ?]
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Question state: todo