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Marrrta [24]
3 years ago
15

They are currently 64 million cars in a certain country decreasing by 7.7% annually how many years will it take for this country

to have 43 million cars
Mathematics
1 answer:
MAXImum [283]3 years ago
4 0

Answer:

Step-by-step explanation:

There are currently 68 million cars in a certain country, increasingly by 1.8% annually. How many years will it take until this country has 81 million cars? Answer by ... A general equation which can be used for exponential growth (or decay) is: ... years, etc.) "A" is the amount after t units of time have passed.

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What is 8.52*10 to the third power in standard notation?
MrRa [10]
AKA: 8.52x10^3=8520
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6 0
3 years ago
Which sets of numbers are closed under division? Choose all answers that are correct. A. rational numbers B. integers C. {–1, 0,
kotegsom [21]
The answer to your question is A. rational numbers.

Rational numbers are closed under any set of operations.

Integers are not closed under division because 1/2 is not an integer.

The set {-1, 0, 1} is also not closed under division because -1/5 does not fall in that set.

Whole numbers are not closed under division because 5/3 will produce a number that is not a whole integer.

Your answer is A. rational numbers.
3 0
3 years ago
Read 2 more answers
Two construction workers, Tyrone and Diego, are standing 15 yards apart, looking up at a piano hanging between the two men from
Yanka [14]

Answer:

The distance between Tyrone and the piano is 23.7 yards

Step-by-step explanation:

see the attached figure to better understand the problem

step 1

Find the measure of angle P

Remember that the sum of the internal angles of a triangle must be equal to 180 degrees

∠T+∠D+∠P=180°

substitute the given values

65°+77°+∠P=180°

142°+∠P=180°

∠P=180°-142°=38°

step 2

applying the law of sines

\frac{TD}{sin(P)}=\frac{TP}{sin(D)}

substitute the given values

\frac{15}{sin(38\°)}=\frac{TP}{sin(77\°)}

TP=\frac{15}{sin(38\°)}(sin(77\°))\\\\TP=23.7\ yd

therefore

The distance between Tyrone and the piano is 23.7 yards

6 0
3 years ago
Two boxes of apples contain a total of 24 apples. If you halve the number of apples in the first box and add 4 apples to the sec
maks197457 [2]

Step-by-step explanation:

let the no.s of apples in the one box be=x

then no.s of apples in the 2nd box =24-x

according to the question,

24-x+4=20

-x= 20-28

-x=-8

x= 8

no.s of apples in one box= 8

and no.s of apples in another box=24-8= 16

option C

7 0
3 years ago
Read 2 more answers
5(x−3.8)=22 <br> please help find the x value
Kay [80]

Answer:

x = 8.2

Step-by-step explanation:

5 0
3 years ago
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