The following table gives the literacy rate (in percentage) of 35 cities

MATHEMATICS · Subjective · CBSE · Mathematics · Statistics · Statistics

Problem

9. The following table gives the literacy rate (in percentage) of 35 cities. Find the mean literacy rate.

Literacy rate (in \%)	$45-55$	$55-65$	$65-75$	$75-85$	$85-95$
Number of cities	3	10	11	8	3