Question

Find the interest rate and SI

if, principal = rs. 20,000
amount = 21,800
time = 2years​

Answer 1

Step-by-step explanation:

p=20000

A=21800

T=2 years

S.I=A-P

=21800-20000

=1800

:.S.I= P*R*T

1800=20000*R/100*2

1800=400R

R=1800/400

R=4.5

so s.I.is 1800 and R is 4.5%

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Answer 2

Answer:

Step-by-step explanation:

p=20000

A=21800

T=2 years

S.I=A-P

=21800-20000

=1800

:.S.I= P*R*T

1800=20000*R/100*2

1800=400R

R=1800/400

R=4.5

so s.I.is 1800 and R is 4.5%

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