Find the pricipal pls help
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p=(si×100)÷(t×r)
392×100=39200÷(3.5×3.5)
=39200÷12.25
3200
b . 4.50×100=450 ÷(5×4. 5)
450 ÷ 22.5
20
392×100=39200÷(3.5×3.5)
=39200÷12.25
3200
b . 4.50×100=450 ÷(5×4. 5)
450 ÷ 22.5
20
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