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dolphi86 [110]
3 years ago
8

Brandi sells 20 cookies for $10.00. How much money will she make if she sells 72 cookies?

Mathematics
1 answer:
Rainbow [258]3 years ago
6 0

Answer:

he will make $36

Step-by-step explanation:

20 cookies for 10 dollars = 2 cookies for 1 dollar, so we have to do 72 divided by 2 which is 36

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In a certain year, 87% of all Caucasians in the U.S., 73% of all African-Americans, 73% of all Hispanics, and 83% of residents n
Vika [28.1K]

Answer:

73% of 13% which can also be depicted of .73*.13 which is .0949 which could also be 9.5%

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
At another theater, workers have to cut a new trap door. The door can be no more than 137 square feet in area, with whole-number
otez555 [7]

Answer:

Step-by-step explanation:

Given:

trap door = 130 square feet.

1st item: 6ft 5in wide & 8ft 9in long

⇒ (6ft * 12 in) + 5 in & (8ft *12 in) + 9 in

⇒ 77inches by 105 inches

⇒ 8,085 square inches

2nd item: 13ft 4in wide & 7ft 8in long

⇒ (13ft * 12in)+ 4 in & (7ft *12in) + 8 in

⇒ 160 inches by 92 inches

⇒ 14,720 square inches

3rd item: 5ft 6in wide & 12ft 4in long

⇒ (5 ft * 12in) + 6 in & (12ft * 12in) + 4in

⇒ 66 inches by 148 inches

⇒ 9,768 square inches

130 square feet convert to square inches.

130 sq. ft * 144 sq.in/sq.ft = 18,720 sq. in

18,720 sq. in / 160 inches = 117 inches

Length = 160 inches ; Width = 117 inches

Perimeter = 2(160 + 117)

P = 2(277)

P = 554 inches

4 0
3 years ago
The area of rhombus ABCD is 72 square units. EC = 8 units and DB = x – 1. What is the value of x?
Black_prince [1.1K]
IF EC = 8, than we know for sure that the length of AC would be 2 x 8 = 16

The formula to use in determining Rhombus area is 
A = (AC . DB)/2 , so the value x could be found with this equation :

72 = 16 (x-1)     /  2

72 = (16x -16) /2

72 = 8x - 8

80 = 8x 

x = 10
5 0
3 years ago
Read 2 more answers
Can some one help me answer all ten questions they are due at 10:00 I will give out brainly. Part 2
Jlenok [28]

Answer:

solve for x

4x-6=26

4x=26+6

x=32/4

x=8

area of rectangle=l*b

=26*14

=364

area of triangle=b*h/2

=18.4*20.4/2

=375.36/2

=187.68 m^2

for another side of a triangle

(18.4)^2+(20.4)^2=c^2

338.56+416.16=c^2

\sqrt{754.72}=c

27.47=c

27.5=c

now, perimeter of triangle=a+b+c

=27.5+18.4+20.4

=66.3 m^2

radius=diameter/2

=26/2

=13 ft

diameter=26 ft

circumference=2πr

=2*3.14*13

=81.64

Area of a circle=πr^{2}

=3.14*(13)^2

=3.14*169

=530.66 ft^2

Step-by-step explanation:

6 0
3 years ago
Someone please explain the solution to this :
juin [17]

Answer: 17.5 units.

Step-by-step explanation:

The triangle LAY is a similar triangle to LYW. It has the same angle measures, but different side lengths. The hypotenuse of LAY is the line LY, while the hypotenuse of LYW is the line LW.

We can use the line LY to find LW.

Use the Pythagorean Theorem to find LY:

(3.5)^2 + 7^2 = 61.25

So, LY has a length of \sqrt{61.25}.

You can then use proportions to find the distance of LW.

The line LA is the base of the smaller triangle, and the line LY is the base of the larger triangle.

The line LY is the hypotenuse of the smaller triangle, and the line LW is the hypotenuse of the larger triangle.

\frac{3.5}{\sqrt{61.25} } =\frac{\sqrt{61.25} }{y}

You can then cross multiply to get this equation:

61.25 = 3.5y

So, the line LW has a length of 17.5.

3 0
3 years ago
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