ICSE Class 10 Answered

Asked by Topperlearning User | 07 Nov, 2017, 01:31: PM

Expert Answer

$left parenthesis straight i right parenthesis space space space Maximum space frequency equals 20 comma space which space belongs space to space class space 155 minus 160. space space space space space space space Hence comma space modal space class space is space 155 minus 160. left parenthesis ii right parenthesis space space space Number space of space workers space getting space weekly space wages space below space Rs. space 180 space space space space space space space space equals Total space number space of space workers minus Number space of space workers space getting space weekly space wages space above space Rs. space 180 space space space space space space space space equals 180 minus left parenthesis 12 plus 8 right parenthesis space space space space space space space space equals 180 minus 20 space space space space space space space space equals 160 left parenthesis iii right parenthesis space space space Number space of space workers space getting space weekly space wages space Rs. space 165 space or space more space but space less space than space Rs. space 185 space space space space space space space space space equals 10 plus 9 plus 6 plus 12 space space space space space space space space space equals 37$