free online chess against the computer

Compute: => 56 or 46 or 47 or 48..

Computed Tomography - In conventional X-rays an overlap of organs occurs and often difficult to interpret. These diagnostic difficulties have been eliminated by the use of an X-ray technique called computer Tomography (CT) scaning or computerised Axial Tomography (CAT) Scanning...

In conventional X-rays an overlap of organs occurs and often difficult to interpret. These diagnostic difficulties have been eliminated by the use of an X-ray technique called computer Tomography (CT) scaning or computerised Axial Tomography (CAT) Scanning. CT Scan is a radiologic techniq..

There are 23 computers in the first room, 43 computers in the second room and 53 computers in the third room. Find the total number of computers in all the three rooms. => 99 or 119 or 120 or 129..

What is a Modem? - A modem (a modulator/demodulator) lets you connect your computer to a standard telephone line so that you can transmit and receive electronically transmitted data. It is the key that unlocks the world of the Internet and its World Wide Web, commercial online s..

Find the area of a chess board with each black and white square having a side length of 4 cm. Chess board contains 8 squares in a row and 8 squares in a column. => 64 cm 2 or 128 cm 2 or 256 cm 2 or 1024 cm 2..

The cost of a computer decreased from $800 to $744. What is the percent of decrease in the cost of the computer? => 12% or 9% or 10% or 7%..

Choose the correct estimate for the weight of a computer. => 2 gm or 1 kg or 4 kg or 200 gm..

In a club, the number of people playing chess is 5 out of 15 in one room and 25 out of 100 in another room. Find the test value and verify if the proportions differ significantly at 90% confidence level. => 1.645, the proportions do not differ or 0.229, the proportions do not differ or 5...

Each room has 10 computers in a computer-learning institute. How many rooms are there in the institute if there are 70 computers all together? => 12 or 7 or 80 or 60..