Question

a pie drawing of the marks secured by a student in maths, english, physics and chemistry is shown here. read the graph and find the marks in chemistry secured by the student.

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Answer 1

Answer:

marks in chemistry=85

Step-by-step explanation:

let,marks in chemistry=x

100°+75°+100°+x =360°

or,275°+x =360°

or, x=360°-275°

therefore, x=85°