The mean height of 10 students is 153 cm it discovered later on that while calculating the mean the reading 151 cm was wrongly read as 141 cm find the correct mean
Question
Han find the ratio of the following first number 30 minutes to 1.5 hour
5. The number of girl student in each class of a c-education middle school is depicted by the pictograph:
How can we identify the corresponding sides in ratio of their areas
write the numbers as decimals