Respuesta :
Answer:
P=$880,I=$92.40
P=$675,I=$94.50
P=$770,I=$96.79
Step-by-step explanation:
Simple interest rate is the interest eared on principal amount only over time:
[tex]I=PRT[/tex]
#$880 at 5.25% for 2 years
[tex]I=PRT, P=880, R=0.0525, T=2\\\\=880\times 0.0525\times 2\\\\=92.4[/tex]
Hence, the interest earned is $92.40
#$675 at 3.5% for 4 years:
[tex]I=PRT, P=675, R=0.035, T=4\\\\=675\times 0.035\times 4\\\\=94.5[/tex]
Hence, the interest earned is $94.50
#$770 at 4.19 for 3 years:
[tex]I=PRT, P=770, R=0.0419, T=3\\\\=770\times 0.0419\times 3\\\\=96.79[/tex]
Hence, the interest earned is $96.79
Simple interest is used to determine the interest on loans
The formula to calculate simple interest is:
[tex]I = PRT[/tex]
Where
- I represents the simple interest
- P represents the principal amount
- R represents the rate (in percentage)
- T represents the time (in years)
(a) $880 at 5.25% for 2 years
The simple interest is:
[tex]I = 880 \times 5.25\% \times 2\\[/tex]
[tex]I = 92.4[/tex]
Hence, the simple interest is $92.40
(b) $675 at 3.5% for 4 years
The simple interest is:
[tex]I = 675 \times 3.5\% \times 4[/tex]
[tex]I = 94.5[/tex]
Hence, the simple interest is $94.50
(c) $770 at 4.19 for 3 years
The simple interest is:
[tex]I = 770 \times 4\% \times 3[/tex]
[tex]I = 92.4[/tex]
Hence, the simple interest is $92.40
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