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The mean of 100 observations is 50. If one of the observation which was 50 is replaced by 150 then what will be the resulting mean?

Asked by Ankita 05/12/2017 Last Modified 20/03/2018

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What is the value of Sin360+Cos360?

Sin(360)= sin(0)=0 Cos(360)=cos(0)=1 Formula: Sin((360*x)+y)=sin(y) Cos((360*x)+y)=cos(y) Where x is any integer and y is any real number. Sin(360) +cos (360) =1

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Solve : 55x + 52y = 217; 52x + 55y = 217

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PQRS is a square. T and U are the mid-points of sides PS and QR respectively. Find the area of ?OTS, if PQ= 8 cm, where O is the point of intersection of TU and OS.

PQRS IS SQUARE AND T AND U are mid pts of PS &QR, TU//PS AND TU=PS(DINCRVPQRS IS A SQUARE), JOIN QS WHICH INTERSECTS TU AT O, IN ∆PQS ST/TP=1(T IS MID PT OF SP) AND TO//PQ, THEREFORE O IS THE MID POINT...

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