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trapecia [35]
3 years ago
15

two investments earn an annual income of $645. an investment earns an annual simple interest rate of 7.7%, and the other investm

ent earns an annual simple interest rate of 6.9%. the total amount invested is $9000. how much is invested in each account?
Mathematics
1 answer:
Andreas93 [3]3 years ago
6 0
In how many months or years if just one month a little under 3000 each
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clark made a model of his house. his house is 30 1/2 feet long. the dimensions of the model were 1/25 the dimensions of clarks a
balandron [24]

Answer:

1.22 feet, or 1  11/50 ft

Step-by-step explanation:

Find 1/25 th of 30 1/2 feet:

 1        61 ft

----- * ---------- = 1.22 feet, or 1  11/50 ft

25      2

The length of the model is  1.22 feet, or 1  11/50 ft

7 0
3 years ago
Alex purchased 3 packs of baseball cards that cost $2.50 each. He also purchased 2 packs of card protectors that cost $3.00 each
vampirchik [111]

Answer:

6.50

Step-by-step explanation:

You have to add/multiply 2.50 by 3 to get the total cost of the cards. 2.50*3=7.5. then, you need to add/multiply 3.00 by 2 to get 6. 7.5+6= 13.5. 20-13.5=6.50.

the change was $6.50

6 0
3 years ago
Lily has 642 stamps in total. She has 54 US stamps than foreign stamps. How many does she have each
maw [93]

Answer:

answer in photo

hope this helps :)

Step-by-step explanation:

7 0
3 years ago
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ABC Office Supply offers an electric typewriter for $129.95. If ABC received a 15% markup on cost by selling the typewriter at t
const2013 [10]
A 15% percent markup means that the typewriter cost was increased by 15%, or 0.15 by moving the decimal 2 places to the left. If the original price was x, and 15% of it is 0.15*x, we can add them up to get 1.15*x=129.95. Dividing both sides by 1.15, we get x=113 dollars
8 0
3 years ago
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Rectangle ABCD has vertex coordinates A(1, -2), B(4, -2), C(4,-4), and D(1,
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The coordinates of C is, (3,-1)
A is the. Answer
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3 years ago
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