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Metodichka - topics final, 20.06.2009 final.doc
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I. Read the numbers and quantities with the speaker:

3.142 - a three point one four two; 1150 mm - eleven hundred and fifty millimeters;

250 MB - two hundred and fifty megabytes; 60 GB - sixty gigabytes; 16 KHz - sixteen kilohertz; 30 mA - thirty milliamp; 0 C - zero degrees Celsius; 73% - seventy-three per cent; 12V DC - twelve volts DC, 10 6 - ten to the power six; 10 –12 - ten to the power minus twelve; 40:1 - a ratio of forty to one

II. Write down the numbers and quantities in figures:

1) minus two hundred and seventy-three point one five degrees Celsius; 2) ninety-five point eight megahertz; 3) one hundred and ten volts AC; 4) two to the power twenty; 5) one million, forty-eight thousand, five hundred and seventy-six; 6) a ratio of one to eight; 7) sixteen millimeters; 8) zero point zero one; 9) thirteen point five per cent;10) two hundred and fifty-six gigabytes.

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