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hammer [34]
3 years ago
14

You people in the Algebra 1 course for high school, Are you guys ready for the exams next week? I'm definitely not. Anyway, A ba

ll is dropped from a certain height. The function below represents the height f(n), in feet, to which the ball bounces at the nth bounce:
f(n) = 9(0.7)n

What does the number 0.7 represent?
A: The ball bounces to 30% of its previous height with each bounce.
B: The height at which the ball bounces at the nth bounces is 0.3 feet.
C: The ball bounces to 70% of its previous height with each bounce.
D: The height from which the ball was dropped at the nth bounce is 0.7 feet.
YOU ALL READY???
Mathematics
1 answer:
Anvisha [2.4K]3 years ago
4 0

Answer:

I think that it D

Step-by-step explanation:

C= .07=70%. So I know that it is not C

A= 30% but the question doesn't even have a 3 in it, so therefore it cannot be A.

B= Is basically the same concept as A. There is no .3 or 3 peroid.

So I say D

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33% of what number is 1.45
dalvyx [7]
To find 33% of 1.45 we have to transform 33% into decimal or fraction
33% is 0.33 or  and multiply if by 1.45
so
0.33*1.45=0.4785

7 0
4 years ago
Read 2 more answers
linda scored 35, 47, and 42 points on three tests. how many points should she get on the fourth test to get an average score of
aliya0001 [1]
(35 + 47 + 42 + x) / 4 = 50
(124 + x) / 4 = 50....multiply both sides by 4, cancelling the 4 on the left side.
124 + x = 50 * 4
124 + x = 200
x = 200 - 124
x = 76 <===
6 0
3 years ago
Determine the sum of the multiple s of 4 between 1 and 999
olga2289 [7]
<span>the sum of of the multiples of 4 between 1 and 999 is 124,500</span>
8 0
3 years ago
Heather has divided $6700 between two investments, one paying 8%, the other paying 5%. If the return on her investment is $428,
horsena [70]

Answer:

First investment = $3100

Other investment =  $3600

Step-by-step explanation:

Total investment made by Henry = $6700

Let one investment be x,

Then other investment = total investment - first investment = 6700 - x

A) For 8% interest, investment = x

dollar value of 8% investment = 8/100*x= 8x/100

A) For 5% interest, investment = 6700- x

dollar value of 8% investment = 5/100*(6700- x)= 5(6700- x)/100

Total return on both the investment =  8x/100 + 5(6700- x)/100

  = (8x +33500 - 5x)/100 = (3x+33500)/100

Given that total return = 428

Therefore,

(3x+33500)/100 = 428

=>  3x+33500 = 428*100 = 42800

=> 3x = 42800- 33500 = 9300

=> x = 9300/3 = 3100

Thus, first investment = x = $3100

other investment =  $(6700 - 3100) = $3600

3 0
3 years ago
There are 156, 208 and 260 students in
irakobra [83]
156 = 2·2·3·13
208 = 2·2·2·2·13
260 = 2·2·5·13 
      = 2·2·13
      = 52
their gcf is 52, in 156 there are three 52, in 208 there are four 52, and in 260 there are five 52. So that there are minimum of twelve buses needed to be hired.
answer: 12
:)
5 0
3 years ago
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