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Speed, Distance and Time
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Class 7- MATHEMATICS

Chapter : Percentage

Simple interest (I) = (PRT)÷100

Where P = Principal, T=numbet of years , R=Rate

Amonut (A)=P+I

Rate (R) = (I x 100)÷(PxT)

Principal (P)=(I x100)÷(RxT)

Time(T)= (Ix100)÷(PxR)