The average height of 22 students of a class is 140 cm and the average height of 28 students of another class is 152 cm. What is the average height of students of both the classes?
Mathematics
2017
CDS Elementary Mathematics 2017
CDS 2017
Options
Similar Questions
Two dice each numbered from 1 to 6 are thrown together. Let A and B…
Two dice each numbered from 1 to 6 are thrown together. Let A and B…
An urn contains one black ball and one green ball. A second urn contains one…
An urn contains one black ball and one green ball. A second urn contains one…
What is the most probable number of successes in 10 trials with probability of success…