Example sentences of "to about 30 " in BNC.

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1 I talked to about 30 or 40 people who knew him pretty well , and they all thought that they were one of the most important people in his life .
2 Bruckner often wants a slight modification of tempo and he writes ‘ langsamer ’ ; but sometimes people drop to about 30 per cent of the tempo !
3 Drummond once told me that Radio 3 broadcasts to about 30 minority tastes , each of which is characterised by its intense dislike of the other 29 .
4 It had released more than 700 acres of land for development , which amounted to about 30 per cent of the total of derelict land within its designated boundaries ( National Audit Office , 1988b ) .
5 Between 1950 and 1976 from one to about 30 birds were seen annually , except in 1960 when there were about 160 , mainly in the spring .
6 In the human female fetal ovary the maximum number of pachytenes occurs at about 26 weeks , although they appear as early as 14 weeks and continue to about 30 weeks of gestation .
7 Eventually , one rat adopts a submissive posture and its squeaks lengthen to about a second each , while their pitch drops to about 30 000 hertz .
8 of GDP , compared to about 30 per cent .
9 It was not as thick as it had been on the night Mary Lou Evans had died , but it was still sufficient to reduce visibility to about 30 - 40 yards .
10 For instance , the 1980 eruption of Mount St Helens was equivalent to about 30 one megaton hydrogen bombs , while the cataclysmic eruption of Laki in Iceland in 1783 had an estimated energy of 10 20 J ( equivalent to 10000 one megaton hydrogen bombs ) .
11 Hot-wire anemometers can be used in air readily down to about 30 cm s -1 ; below this , measurements are more difficult although not impossible .
12 There are also parts here belonging to about 30 other vehicles , the lot totalling around a £100,000 .
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