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zvonat [6]
3 years ago
10

Can I get some help with this question plzz

Mathematics
2 answers:
baherus [9]3 years ago
6 0
Outcome of each flip is 1/2
Therefore 3 flips is 1/2 x 1/2 x 1/2 = 1/8
There c. 1/8 is the correct answer
Dafna11 [192]3 years ago
4 0
The answer is c. (1/8)
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A store has a sale with 10% off every item. When you enter the store, you receive a coupon that states that you receive an addit
sweet [91]

Step-by-step explanation:

Step one:

We are told that the store offers off 10% of sales, this means that the store is offsetting the price down by 10% hence a price reduction.

Moreso, <em>a coupon is a voucher entitling the holder to a discount off a particular product</em>. the coupon is 40%, hence this is equal to a discount, that is price reduction by 40%.

Step two:

<em>Say the price of an item is $100, a coupon if 40% will entitle the holder to only pay $60, that is</em>

=40/100*100

=0.4*100

=$40 off

= 100-40

=$60

<u>The total percent of reduction 10+40= 50%</u>

<u>This is equal to a discount on the sales price</u>

7 0
3 years ago
Juana is measuring two pyramids whose base are isosceles right triangles. The second pyramid has the same height, but has 9 time
Zigmanuir [339]

9514 1404 393

Answer:

  3 times the smaller triangle base

Step-by-step explanation:

The volume is proportional to the height and to the area of the base.

If the height is unchanged, the larger pyramid must have a triangular base with an area that is 9 times the smaller base area.

Since the bases are similar, the area ratio is the square of the side length ratio. The side lengths of the larger base triangle must be √9 = 3 times the side lengths of the smaller base triangle.

7 0
3 years ago
The following chart shows a store’s coat sales for two years.
STALIN [3.7K]

Answer:

Sales of trench coats increased 8.3 percentage points faster than total coat sales.

Step-by-step explanation:

<u>2006:</u>

top coats is 297,

parkas is 210,

jackets is 213,

raincoats is 137,

trench coats is 103

Total: 297+210+213+137+103=960

<u>2007:</u>

topcoats is 223,

parkas is 210,

jackets is 285,

raincoats is 259,

trench coats is 127

Total: 223+210+285+259+127=1,104

<u>Percent increase in total sales:</u>

\dfrac{1,104-960}{960}\cdot 100\%=15\%

<u>Percent increase in sales of trench coats:</u>

\dfrac{127-103}{103}\cdot 100\%\approx 23.3\%

Since 23.3\%-15\%=8.3\%, sales of trench coats increased 8.3 percentage points faster than total coat sales.

7 0
3 years ago
Read 2 more answers
-5x + 3y = 11 and x - 2y = 2 How would I solve by substitution?
Aleksandr-060686 [28]

Answer:

x=-4,y=-3

Step-by-step explanation:

8 0
3 years ago
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Write all the factors for 19.
dimulka [17.4K]
The factors of 19 is

1 and 19

1 and 19 are the only numbers you can multiply to get 19
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3 years ago
Read 2 more answers
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