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ioda
3 years ago
13

Diameter of a circle is 20m. Take π = ²²/₇ and find a) Radius b) Circumference c) Area of the circle.​

Mathematics
1 answer:
mart [117]3 years ago
5 0

Answer:

999

Step-by-step explanation:

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Star QuestionMrs Jenkins is organising a charity raffle.She sells 300 tickets for £3 each.The probability that someone wins a pr
goblinko [34]
300x3=900
300 divided by 5 (0.2 as a fraction 1/5) is 60
60x8=480
900-480=420
Mrs Jenkins would give £420 to charity

hope this helps :)
4 0
3 years ago
you invest $4,100 in an account that pays an interest rate of 8.5%, compound continuously. Calculate the balance of your account
Yanka [14]

Answer:

16400$

Step-by-step explanation:

Persent invest value= 4100$

Compound intrest rate=8.5% or 0. 085 (annual)

Time period =17 years

According to compound interest formula

Future valve (fv) =persent value(pv) (1+r)^n

Substitute all values

Fv=4100$(1+0.085)^17

Fv=4100$(1.085)^17

Fv=4100 * 4.00

Fv= 16400 $ answer

7 0
3 years ago
4x²-9y², 8x³ - 27y³ and (2x-3y)²​
Effectus [21]

Step-by-step explanation:

I am only sure about the first one but as for the rest I am not really but I tried...if you need explanations to the first one feel free to ask me

5 0
1 year ago
Which expression is equivalent to |a|≤5 ?
sladkih [1.3K]

Answer:

I think its  the first one but not 100 % sure

Step-by-step explanation:

8 0
3 years ago
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A fabric store has 80 3/8 yards of a particular fabric. About how many pairs of curtains could be made from this fabric if each
Keith_Richards [23]
20 because 19 16/33 is the exact answer. Since they ask about how much that can be rounded up to 20
4 0
3 years ago
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