Question

The following table given the weekly wages (in Rs.) of workers in a factory:

Weekly wages (in Rs.)	$50-55$	$55-60$	$60-65$	$65-70$	$70-75$	$75-80$	$80-85$	$85-90$
No. of workers	$5$	$20$	$10$	$10$	$9$	$6$	$12$	$8$

Calculate: the number of workers getting $Rs.65$ or more but less than $Rs.85$ as weekly wages.

Answer 1

$Weeklywages$ $(inRs.)$	$No.ofworkers$
$65-70$	$10$
$70-75$	$9$
$75-80$	$6$
$80-85$	$12$
$Total$	$37$

$\Rightarrow$ The number of workers getting $Rs.65$ or more but less than $Rs.85=37$