The mean and standard deviation of 100 observations were evaluated as 40 and 5.1 respectively. By a student who took by mistake, 50 instead of 40 for one observation. What are correct mean and standard deviation
write whether the rational number 7/5 wllhave a terminating decimal expansion or a non terminating repeating decimal expansion
Annual 5% rate of interest of 3 years of simple interest and compound interest is 228.75 rupees. Find out the capital.