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FinnZ [79.3K]
2 years ago
5

Cam someone help with these 2 plsssss

Mathematics
1 answer:
dlinn [17]2 years ago
6 0

Answer:

2- 96, 3- 203.5

Step-by-step explanation:

2- 9 x 8 + (10 x 8)/2 = 96

.

3- 12 x 18 - (5 x 5) / 2 = 203.5

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Someone pls help me with this question ​
Degger [83]

Answer:

volume=0.000064m^{3}

mass=0.5888kg

Step-by-step explanation:

4 0
2 years ago
Mary had 4 friends over to study for a test. Before her friende arrived, she baked 4 pies to share equally among her and her 4 f
ivolga24 [154]

Answer:

7/8

Step-by-step explanation:

3 1/2pies ÷ 4friends = ?

3 1/2 ÷ 4 = .875 (in decimal form)

.875 as a fraction = 7/8

each person will get 7/8 of a pie

5 0
3 years ago
Which of the following ordered pairs are y-intercepts? Check all that apply
Varvara68 [4.7K]

A y-intercept is the value at which x = 0.

(4,0) is not a y-intercept because x = 4.

(-1, 1) is not a y-intercept because x = -1.

(0,0) is a y-intercept because x = 0.

(0, -7) is a y-intercept because x = 0.

(-2, 2) is not a y-intercept because x = -2.

(0, -0.25 is a y-intercept because x = 0.

8 0
3 years ago
Read 2 more answers
Ann has 30% less money than Mary, and Jessica has 70% more than Mary. If the 3 of them have a (added up) total of $102, how much
Roman55 [17]
Let x be the amount of Ann money, y be Jessica's money and z Mary money. 
30% of z equates 0.3*z. 
Ann has 30% less than z so: x = z - 0.3z = 0.7z.
70% of z equates 0.7z. 
"Jessica has 70% more than Mary " we deduce the equation: y =z+0.7z= 1.7z.
Signe the total is $102, we deduce the equation x+y+z = 102. 
x=0.7z and y=1.7z then 0.7z+1.7z+z=102, therefore 3.4z=102 then 
z =102/3.4 = $30.
x=0.7*30= 21 and y=1.7*30=51.

Ann has $21, Mary has $30 and Jessica has $51.
  
3 0
3 years ago
The stem-and-leaf plot shows the ages of the volunteers at a beach cleanup. How many of the volunteers were less than 20 or olde
Lynna [10]
If you want a answer for this you need to show the graph to us

5 0
3 years ago
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