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ziro4ka [17]
3 years ago
6

PLZ HELP ME HURRY!

Mathematics
1 answer:
Inessa05 [86]3 years ago
7 0
D, because she wants to study more than 1 1/4 hours. > is the greater sign, It can't be C because there is not 30 hours in a day, It can't be B because she wants to study more than 1 1/4 hours not equal to it. It wouldn't A because thats the less than sign.
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A student scored 66 points on his Psychology 101 midterm. If the average of his midterm and final must be between 78 and 90 incl
masha68 [24]

Answer:

range of scores on final exam student get  B is 90 to 100

Step-by-step explanation:

given data

Psychology 101 score = 66

average of his midterm = between 78 and 90

maximum = 100 points

to find out

range of scores on final exam student get  B

solution

we consider here lowest marks need in final = x

so average at two marks should be

equation is  

average marks = 0.5 × ( mid term marks + final marks )      .................1

put here value

78 = 0.5 ×  ( 66 + x )

x = 90

and

90 = 0.5 ×  ( 66 + x )

x = 114

so range 90 to 114

but maximum marks is 100 so

range of scores on final exam student get  B is 90 to 100

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3 years ago
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RoseWind [281]

Answer:

11

Step-by-step explanation:

it says 11

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nadezda [96]

Answer:

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3 years ago
Evaluate 4y-3 for y=1
Neko [114]

Answer:

1

Step-by-step explanation:

4(1)-3=?

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Here are some examples: 2+2=4, 5+-5=0 etc... Integers are positive numbers and negative numbers like: 5, 7, 100, -38.
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3 years ago
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