Maths olympiad Exam Category

Nine days ago the area covered by the piece of bread was 3 sq inches. Total, the mold covers 9 sq inches . what is the rate of change in modls area ?

Read Solution (Total 2)

Initial value 3 square inches
New value 9 square inches
Rate of change=additional value/initial value
Rate of change=6÷3=2 square inches per day
8 years agoHelpfull: Yes(11) No(2)

2/3 sq inch per day
9 years agoHelpfull: Yes(3) No(13)

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