Mbps?? i think megabytes per second??? kasi pagkaka-alam ko KBPS is kilobytes per second eh...
the 10Mbps or 15Mbps represents 10,000,000 bits per second and 15,000,00 per second. so kung divide nyo yan by 8 (8 bits is to 1 byte) 10Mbps = 1.25MBps and 15Mbps = 1.875MBps.
from wiki, Mbps (lower b) is bits, while MBps (capital B) is bytes.