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QUESTION
Q
When a real – time telephone call between people is made over the internet using computers, it is called ______.

Solution

Internet telephony

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Keynote

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The mean of 20 items is 55. If two items 45 and 30 are removed, the new mean of the remaining items is ?

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The main circuit board of the system unit is the ______.

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Two cars start from the opposite places of a main road, 150 km apart. First car runs for 25 km and takes a right turn and then runs 15 km. It then turns left and…

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