Example sentences of "[conj] about 20 " in BNC.

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1 They tell the audience that Claudia Cohn-Casson , born 1912 , is believed to have died in Auschwitz on or about 20 April 1945 , fifteen days before Germany surrendered .
2 Between 1979 and 1990 , 1,250,000 council houses , or about 20 per cent of the total stock , was sold to sitting tenants .
3 If left for more than about 20 minutes after a run , it takes several turns of the starter before it fires .
4 Second , and more commonly , there are less heavily cratered areas in which there are fairly well-spaced craters larger than about 20 to 30 km diameter , the spaces between being called intercrater plains .
5 Calculations based on this assumption , however , indicated that any uplift would be confined to the region over which stretching occurs and that no uplift at all would occur if the thickness of the crust were less than about 20 per cent of the thickness of the lithosphere .
6 It appears that about 20 IRA members , organised into several units , are operating on mainland Britain and the Continent .
7 The recent survey Trends in public library selection policies shows that about 20 % of public libraries do not even allocate to categories such as adult fiction , or children 's books , and very few record stock revision separately .
8 Its estimated that about 20 per cent of your total contributions to the average insurance company scheme go towards expenses .
9 Indirect evidence from the 1911 census suggests that about 20 per cent of married women born in 1831–45 ( and therefore marrying from the mid-1850s onwards ) and over 40 per cent of those born 1861–70 were controlling their fertility ( Matras 1965 ) .
10 Zaidie 's deposition , it should be added , contained a statement that about 20 or 21 December 1986 , on Zaidie 's return from his honeymoon in Miami , the defendant had telephoned him and had said he was sorry for the threats he had made against the lives of Zaidie and Paulette .
11 These figures suggest that about 20 Alzheimer patients remained solely as neurology outpatients throughout Scotland during 1974–88 .
12 A survey carried out by local health workers showed that about 20 per cent of Faroese children had levels of mercury in excess of the safety limit as set by the International Programme on Chemical Safety .
13 It is estimated that about 20 per cent of current models would qualify .
14 This challenge appears , however , to have been admirably met in Lewis and Harris , where we were told there are about 400 teachers and about 20 doctors .
15 At five o'clock tea was served to the Empress and about 20 of her guests , the groups being so organized that in the course of a week all of them enjoyed this privilege , thus avoiding any outbursts of jealousy or recrimination .
16 The family jointly owned 12,000 dunums of agricultural land and about 20 properties in Jaffa .
17 But Campese admits to achieving millionaire status five years and about 20 tries ago .
18 This followed an attack by 200 guerrillas on a television station owned by Ricardo Belmont Cassinelli , the leading candidate for mayor of Lima , in the course of which three guerrillas were killed by police and about 20 people were wounded and 150 arrested .
19 The Copts formed about 10 per cent of Egypt 's population overall and about 20 per cent of the population of Upper Egypt .
20 Only about 10 per cent of expenditure went on services that were clearly pro poor and about 20 per cent were biased toward those services ( e.g. education , roads , leisure services ) that favoured the better off .
21 In 1982 , for example , among the chairmen of INI firms were 16 ex-ministers , 10 members of parliament and about 20 senior civil servants linked with the governing party UCD and with the Francoist regime ( El Socialista , 15–21 September 1982 ) .
22 Until about 20 years ago the citadel still served as barracks and prison , and seems to have been thought suitable for confining revolutionaries .
23 Many had considerable reading and writing skills , but about 20 per cent were recent immigrants , often with language difficulties .
24 After about 20 minutes of use the average colour monitor has warmed up and stabilised and , at this point , Adobe suggest you adjust the colour balance so that it matches a progressive colour bar that you get from your printer .
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