Interest Formula

Karla invested $1,000 in savings bonds. If the bonds earn 6.75% interest compounded semi-annually.

Which exponential equation can be used to find how much money Karla will earn in 15 years?

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Kennedy won $3,000 from a radio contest. If she puts this money in a bank account that earns 2.9% interest compounded quarterly, how much total will she earn in 10 years?

• $4915.59

• $3933.28

• $2979.81

• $4005.09

Find the balance in the account after the given period.

$12,000 principal earing 4.8% compounded annually after 7 years.

• $3,243.19

• $16,661.35

• $15,243.19

• $4,661.35

Find the balance in the account after the given period.

$5000 deposit earning 1.5% compounded quarterly after 3 years

• $5,229.70

• $7,604.38

• $7,777.27

• $5,538.86

Find the balance in the account after the given period.

$13,500 deposit earning 3.3% compounded monthly after 1 year

• $13,611.38

• $14,898.84

• $13,537.13

• $13, 952.30

Will deposits $1650 for three years at 3% interest, compounded daily. What is his ending balance?

• $1,700.25

• $4,056.85

• $2,103.87

• $1,805.38

I deposited $2000 in a savings account that has a 8.2% interest rate and is compounded quarterly. How much money will I have if I leave it in the account for 90 months?

• $2,976,550.49

• $2,976,550.50

• $3676.37

• $3676.38

Your 6 year investment of $40,000 at 14% compounded quarterly is worth how much now?

• $928,488.27

• $49,170.21

• $91,333.14

• $51,333.14

Jamere deposits $2350 in an account that earns interest at a rate of 3.1%, compounded monthly. What is his ending balance after five years?

• $2743.98

• $2,743.45

• $2,362.01

• $10,856.16

Gabby deposits $800 at 3.87% interest, compounded quarterly. What is her ending balance after one year?

• $1,157.50

• $831.41

• $807.74

• $931.22