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bezimeni [28]
3 years ago
8

Help in geometry?????

Mathematics
2 answers:
Tomtit [17]3 years ago
8 0
Im pretty sure its six because she flipped the coin 3 times so every time you flip a coin you have 2 possibility's heads or tails so 6 posibilities.
blagie [28]3 years ago
3 0
D because there are 8 outcomes 
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mary amd remesh share money into the ratio 11:3 of the difference between their share money is £80 how much did they share​
Kisachek [45]

Answer:

Step-by-step explanation:

110 pounds and 30 pounds, add that up and you get 140

6 0
2 years ago
Can u help me with these anwsers
nydimaria [60]
Check your work here:
1)7/8.
7/8=0.875 and 3/4=0.75
2)3/20.
3/20=0.15 and 12.5%=0.125
3)48.4
increase by 10% means you multiply 44 by 100%+10% or 110% to get 48.4
4)612
decrease by 10% means you multiply 680 by 100%-10% or 90% to get 612
5)36,36,60
132/(3+3+5)*3,132/(3+3+5)*3,132/(3+3+5)*5
6)9.6,22.4
32/10*3, 32/10*7
7)20
14/0.7
8)31.5
18/4*7
9)17/12
2/3=8/12, 3/4=9/12 8/12+9/12=17/12
10)15/4
5*3/4
11)8
2^2+2*2=4+4=8
12)0
(-2)^2+(-2)*2=4-4=0
13)3
3(x-3)=0,(x-3)=0,x=3
14)2/5 or 0.4
5x+1=3,5x=2,x=2/5
15)5n+2
The sequence difference is 5 and the first term is 7
16)20
6(3)+2=18+2=20
17)-5
4(-2)+3=-8+3=-5
18)1
the coefficient of x is 1
19)4pi or 12.56
area of a circle is r^2*pi=2^2*pi=4pi
20)14pi or 43.96
circumference of a circle=2r*pi=2*4*pi=14pi
8 0
3 years ago
Solve for a 7a + 2a + a − 9a = 20
Ira Lisetskai [31]

Answer:

a = 20

Step-by-step explanation:

7a + 2a + a − 9a = 20

Combine like terms

10a -9a = 20

a =20

7 0
3 years ago
What time is 7 1/2 hours before 2:12
Artist 52 [7]
6:42 pm bc subtract 2 hours is 12:12am and then subtract the rest is 7:12pm then you subract 12 minutes is 7 pm the subtract the 18 minutes left is 6:42 pm
3 0
3 years ago
Read 2 more answers
The length of a rectangle is 10 dm more than its width and its perimeter is 80 dm. find its dimensions.​
cluponka [151]

Answer:

the width is 15 and length  is 25

Step-by-step explanation:

4 0
3 years ago
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