QUES: For the calculation of the estimated value of construction materials specify their prices

correct the punctuation.

CORRECTED: For the calculation of the estimated value of construction materials, specify their prices.

QUES: NetComm Wireless which also supplies fixedwireless equipment to Australias National Broadband Network NBN is providing ATT with outdoor wireless antennas enabling connectivity speeds of at least 10Mbps to underserved premises across 18 states

correct the punctuation.

CORRECTED: NetComm Wireless, which also supplies fixed-wireless equipment to Australia's National Broadband Network (NBN), is providing AT&T with outdoor wireless antennas enabling connectivity speeds of at least 10Mbps to under-served premises across 18 states.

QUES: Almost 25 minutes of video is uploaded stream or download

correct the punctuation.

CORRECTED:
Almost 25 minutes of video is uploaded stream or download.