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Vera_Pavlovna [14]
3 years ago
13

I need help on 7 and 8

Mathematics
1 answer:
mash [69]3 years ago
7 0
Question 7= to work out 19% work out 1% and 20%. 25.00 1%= 0.25 10%= 2.5 so, 20% = 5 (2.5*2) 20%-1% = 19%. 5-0.25 = 4.75 = discount £25-£4.75 =20.25
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Which answered describe the shape below ?
Vitek1552 [10]

Answer:

B. Trapezoid

Step-by-step explanation:

Trapezoid  is a quadrilateral with only one pair of parallel sides, so it's "B".

5 0
4 years ago
What is the value of k?
sammy [17]

Answer:

I think the answer is 2.. I'm sorry if its incorrect.

Step-by-step explanation:

4 0
3 years ago
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If you roll a dice 100 times how many times would you expect to roll a product that is a multiple of 5
Luden [163]

If you're rolling a single cube, then ...

-- There are 6 possible out comes.
-- One of them (5) is a multiple of 5 .
-- The probability of rolling it is (1/6) = <em>16-2/3 %</em> .

If everything is acting perfectly random, then ion 100 rolls,
you'd expect to succeed 16 or 17 times.


If you're rolling a pair of cubes, then ...

-- There are (6 x 6) = 36 possible outcomes.
-- There are seven ways to get a multiple of 5.
(1+4),  (4+1),  (2+3),  (3+2),  (4+6),  (6+4),  (5+5)
-- The probability of rolling one of those is
                                                             (7/36) = <em>19-4/9 %</em> .

If everything is acting perfectly random, then in 100 rolls,
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3 0
3 years ago
4 points
USPshnik [31]

Answer:

C $1.75

Step-by-step explanation:

$469 divided by 268 is $1.75, so it's $1.75 per item

5 0
3 years ago
Find the f(0) and f(1)
Kruka [31]

Answer:

C

Step-by-step explanation:

to evaluate substitute x = 0 and x = 1 into f(x)

note that a^{0} = 1

f(0) = 45 × (1/3)^{0} = 45 × 1 = 45

f(1) = 45 × (1/3)^{1} = 45 × \frac{1}{3} = 15


5 0
3 years ago
Read 2 more answers
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