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In the summer of 2012, in New Delhi, the mean temperature of Monday to Wednesday was 41 degree celsius of Tuesday to Thursday was 43 degree celsius. If the temperature on Thursday was 15% higher than that of Monday, then the temperature in degree celsius on Thursday was______ ?

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Mechanical Engineer

Let the temperatures on Monday,Tuesday,Wednesday and Thursday is M,T,W and Th respectively. The mean temperature of Monday to Wednesday was 41 deg C=> (M+T+W)/3 = 41=> M+T+W = 123 ---(a). The mean temperature of Tuesday to Thursday was 43 deg C=> (T+W+Th)/3 = 43=> T+W+Th = 129 ---(b). (b)-(a)...
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Let the temperatures on Monday,Tuesday,Wednesday and Thursday is M,T,W and Th respectively. The mean temperature of Monday to Wednesday was 41 deg C=> (M+T+W)/3 = 41=> M+T+W = 123 ---(a). The mean temperature of Tuesday to Thursday was 43 deg C=> (T+W+Th)/3 = 43=> T+W+Th = 129 ---(b). (b)-(a) => Th-M = 6 ---(c). temperature on Thursday was 15% higher than that of Monday=> Th=1.15*M ---(d). From (c) and (d), 0.15 M=6 => M=6/0.15 => Th = 1.15*6/0.15 = 46 read less
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