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dolphi86 [110]
3 years ago
5

Help its for someone!!​

Mathematics
1 answer:
yawa3891 [41]3 years ago
5 0

Answer:

b 17/18

Step-by-step explanation:

Solve the one's in bracket then later solve everything together

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Emily has the following grades in his math class: Homework grades: 80, 100, 90, Quiz grades: 84, 90, 72, Test grades: 64,
Bess [88]

Answer:

75

Step-by-step explanation:

Homework mean x 10%: (80+100+90)/3 x 0.1 = 90 x 0.1 = 9

Quiz mean x 25%: (84+90+72)/3 x 0.25 = 20.5

Test mean x 45%: (64+72)/2 x 0.45 = 30.6

Sum of means/percentage of grade: 9 + 20.5 + 30.6 = 60.1/.8 = 75.125

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2 years ago
A group of friends went to a sporting event. It cost $32 for each of them what was the total cost for all of them to get in
topjm [15]
A group is around 4-8 people so i would go with 4 at first. 4x32= $128 so that’s your answer, hopefully!
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2 years ago
1920.2923 in expanded form and in words
STALIN [3.7K]

Answer:

1,000  

+ 900  

+ 20  

+ 0  

+   0.2

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+   0.002

+   0.0003

Step-by-step explanation:

one thousand nine hundred twenty and two thousand nine hundred twenty-three ten-thousandths

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2 years ago
Find the constant of proportionality and unit rate for the data in the table. Then write the equation to represent the relations
Hatshy [7]

You should set up an X and Y table. Make time X and Distance Y. (the table is like a cross: on the left top put x and left top put y. Then under the line list the x and y numbers given in order.) Then find the "slope" which is y/x  (rise over run) then you get the increase rate of 45 mph. The relation between them would be D=45t 
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3 years ago
In ΔLMN, the measure of ∠N=90°, the measure of ∠L=25°, and LM = 14 feet. Find the length of NL to the nearest tenth of a foot.
eimsori [14]

Answer:

12.7

Step-by-step explanation:

8 0
3 years ago
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