Question

In a competitive exam, marks of 11 students are as given below. - 78, 11, 91, - 63, - 94, 6, 78, 36, 30, 55, 22. The range of marks is *

Answer 1

HELLO MATE

THE HIGHEST MARKS IS= 91

WHILE LOWEST MARKS IS = -94

THEREFORE RANGE IS

HIGHEST MARKS - LOWEST MARKS

= 91- (-94)

= 91+ 94

= 185

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