# 12th Grade

**math**

A student’s final grade in chemistry is determined by the following weights: Quizzes 5% Exam 1 20% Exam 2 20% Lab Reports 15% Research Paper 15% Final Exam 25% The student received the following grades: Lab reports: 75 80 70 75 85 69 90 75 Quizzes: 85 60 70 0 75 80 80 80 ...

**statistics**

suppose a sample of 2404 tenth graders is drawn.Of the sampled, 601 read at or below the eighth grade level. using the data, construct the 98% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level.

**math**

suppose a sample of 2404 tenth graders is drawn.Of the sampled, 601 read at or below the eighth grade level. using the data, construct the 98% confidence interval for the population proportion of tenth graders reading at or below the eighth grade level.

**Math**

Sarah was trying to figure out her grades for her math course. she only knew the grade of 4 of the tests she had taken, However the class had taken 5 tests total. She scored a 94, 67, 83, and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test...

**grade 6 math**

13 more than product of m and 5

**Math 7th grade**

1/15 =3/5m For my answer, I put m= 1/5 Is that correct?

**Grade**

If there are 70 questions and you get an 80 how many did you miss

**math**

If Susan takes two tests and makes a makes a 54/100 on the first test and a 63/100 on the second test, and is given a third test and makes an 80/100(which can only count as 20% of her total grade for all three test, what is her final grade/score.

**7th grade math**

Can you check these problems? 1. 4x^2 + 3x - 4x +5 = 4x^2 - x + 5 2. m - n + m - n - n = 2m - 3n 3. (7x + 5 - 3y) - (-3x - 5 +4y) = 7x + 3x -3y + 4y + 0 = 10x - y = 0 4. m/8 - 9 = 5 m/8 = 5 + 9 m = 14/8 m = 7/4 = 1 3/4

**division**

9/72=8 56/7=8 49/6=8 36/9=4 64/8=8 6/24=4 5/25=5 3/15=5 Easy I'm in fifth grade and I know this 😜

**sixth grade math**

what are the prime factorization of 88? I need help!

**5th grade math**

how do i round and divide whith decimals?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

**5th grade math**

how do i simplify

**3rd grade math**

What is the next number pattern below? 16,24,32,40,48

**shaddowrock**

how can related facts help you add and subtract. this is a 1st grade ?

**Math**

What is 2 more than 5?and 1 less than 8 plus 2? I am in grade one. Thank you.

**3 grade math**

How can I find the area of an angle?" How do you respond?

**idk**

what grade level is physics??

**5th grade math**

What percent more than 2 is 16/5? Help me please

**7th grade math**

find the sum 7/20 + (-4.8) + (-4/5) +4.9 im cluless

**math**

Write 4 names for 8? This is 2nd grade homework.

**sixth grade math**

3 3/5 * 5/6 = 90/45 Do I have correct answer?

**English**

1. Class 2 in the second year won first place. 2. Class 2 in the second grade won first place. 3. Class 2-2 in the second year won first place. 4. Class 2-2 in the second grade won first place. (Are they all grammatical and the same in meaning?)

**4th grade math**

GCM OF 12 and 20. Please explain

**Grade 9 Math**

how would you expand: -(w - 30)^2 + 80w + 600

**7th grade math**

132 1/6 - 99 5/6 evaluate the expression

**6th grade math**

Integers from greatest to least... ( 6,17,-20,15,-19,26) can some help me ??

**7th grade math**

identify a value of x for which sum of 3+x is positive

**5th grade math**

What is the value of n 9*27+2*31-28=n

**5th grade math**

what is the best estimate for the product of 289 and 7

**math**

what is the base 10 of 469 3rd grade

**physics 2**

- Matter is made of charged particles - The motion of charged particles produces electromagnetic waves - Since light is an electromagnetic wave, the color of a substance is ultimately related to the way that charged particles in that substance can move around. Quantum ...

**physics 2**

- Matter is made of charged particles - The motion of charged particles produces electromagnetic waves - Since light is an electromagnetic wave, the color of a substance is ultimately related to the way that charged particles in that substance can move around. Quantum ...

**grade 7 maths**

Missing input W+9=14

**Essay Topic (Synthesis)**

Is the topic of Immigration Reform in the United States to controversial for my synthesis essay? I am writing a synthesis essay for my class, and it is a big portion of my grade. I have a lot of information about Immigration, but I'm afraid the topic will be too controversial ...

**Reading**

What are some good books to read for 7th grade?

**4th grade math**

For a survey, 20 students in one class were asked to name their favorite sport. the tally chart shows the result. Basket ball - 6 soccer-7 hockey - 5 volleyball - 2 suppose all 100 students in the grade were asked to name their favorite sport. how many students would you ...

**I may fail the 8th grade?**

My home life has been crazy so I missed a lot of school and got bad grades. My anxiety is through the roof right now and i'm shaking a lot. all i need to do is get a 75% in math. and i just can't this is my biggest fear I can't see how life goes on after failing a grade. I ...

**statistics**

An 8th grade history teached studied the statistics for her mid-term exam. The average grade for the mid-term was 84 points, and the standard deviation was 8 points. The Z-score for a student who scores 90 on the exam is: 84-90/8= -0.75

**math**

A road has a 10% grade (slope).how much does it rise if it is 2 km long?

**Math 8th Grade!!!!**

27 - (-9) (-2) ÷ 3 * (-4) - 0 - 33 - (-39)

**math 8th grade**

-15 - (3-7) + 6 * (-2) + (-8) - 9

**math**

Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of pets as the random ...

**history 11th grade**

perils of the amazon rain forest

**history 11th grade**

Amazon rain forest

**social studies**

I would want to know the questions and answers for grade 4 week 10

**history 11th grade**

What are the perils of the amazon rain forest?

**Science**

GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the ...

**Science**

GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the ...

**4 the grade math**

What's 3/4 of blank=75

**history grade 3**

What happened to the immigrants when they left Ellis Island?

**history grade 3**

What happened to the immigrants while they were at Ellis Island?

**history grade 3**

Why did the immigrants have to go to Ellis Island

**HELP! 5th grade math**

Trying to help my child in 5th grade. Shannon pours 4 different liquid ingredients into a bowl The sum of the liquid ingredients is 8.53 liters. Two of her measurements are in milliliters and two of her measurements are in liters. Give an example of possible measurements for ...

**9th grade math**

4x^2=80x-400

**9th grade math**

x^2+8x+16=25

**9th grade math**

4m^2-24m+36=0

**3rd grade math**

Explain how you know 6/6 and 1 are equivalent?

**math - 6th grade**

HELP! How do I solve for x: 4x+2=3x+9

**DATABASE.PLEASE!!**

CAN ANYONE DIRECT ME HOW TO EXTRACT A BUSINESS RULE AND RELATIONSHIP FROM THIS PARAGRAPH.? *I KNOW ITS MANY TO MANY RELATIONSHIP. BUT I STILL HAVE PROBLEM TO COMPLETELY BREAK THE RELATIONSHIP DOWN TO ONE TO MANY. PARAGRAPH: Students will also be required to sit for many tests...

**4th grade math**

What is 1. 2/3 + 3/6 = 2. 3 1/10 + 17/5 = 3. 3 2/6 - 1 5/6 =

**Grade 6 math**

What is 2 to the 2nd power

**Spelling**

What does VCCV and VCV mean in 4th grade words?

**Asking For Your Opinion:**

Would French 1 be a good course to take in 9th grade?

**to ms. sue**

what was your 4th grade teacher and why

**6 grade math**

How do you solve this problem: x + 2 1/5 = 7?

**4TH GRADE MATH**

MS T BOUGHT CUPCAKES FOR HER 3RD GRADE CLASS. MS. CASA BOUGHT TWICE AS MANY CUPCAKES AS MS T, AND 4 TIMES AS MANY CUPCAKES AS MS. G. MS. G BOUGHT 241 CUP CAKES. A. HOW MANY CUPCAKES DID MS T BUY? B. MS.. B CAME LATE TO THE PARTY AND HALF OF THE CUPCAKES HAD ALREADY BEEN EATEN...

**4 grade math**

What is the sum of4/10 and 40/100

**math**

The grade of a road is 6%. What is its angle of elevation?

**Math 3rd grade**

Which can not be a length measured ti the nearest 1/4 inch.

**shurley english**

third grade, direct object, pattern 2

**economic**

Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each subject will give you ...

**economic**

10. Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each subject will give ...

**Maths**

In an A.P ratio of 3rd term and 5th term is 3:7. a)Find the ratio of the 4th and 6th term? b)Find the ratio of the 6th and 12th term?

**statistics**

What is the probability for a: a. Randomly selected person being a male in grade E? b. Randomly selected male being in grade E? c. Why are the results different?

**Fifth grade math**

If a wom and a sail race who will it be

**statistics**

Last week Tom had exams in Math and in Spanish. He had a score of 45 on the Math exam and a score of 65 on the Spanish exam. For which class should Tom expect the better grade? a. Math b. Spanish c. The grades should be the same because the two exam scores are in the same ...

**linear optimization**

During a summer session a student enrolls in two courses, psychology for four hours and engineering for three hours. The student wants to use the available time to amass the largest number of grade points (numerical grade multiplied by the number of hours). Students who have ...

**Math grade 9**

Find the distance from the point (5, 6) to the line x + y = 3 I don't get the x+y=3 mean

**Algebra 2 9th/11th grade math**

Expand each binomial. (L-2t)^2

**language arts**

Identify the appositive phrase in the following sentence. Mrs.Talavera,an eight grade teacher at Rosewood Middle School,led the community meeting about childhood obesity. -Mrs.Talavera -an eight grade teacher at Rosewood Middle School -led the community -about childhood obesity

**Math (7th grade)**

I have a math question that I do not really understand how to answer is there someone who can walk me through it? In Pinecrest middle school there are 58 6th graders 76 7th graders, and 38 8th graders. The counsel is made up of 35 students who are chosen to represent all three...

**Math 5th grade**

what are three equivalent fractions for 6/11 and 6/9 and 5/8

**7th grade mat**

8g+2+4g-2-3g=? (9g)

**8th grade science :(**

How does the sun's gravity influence tides?

**4th Grade Math: Help Is Needed ASAP**

My son is in the fourth grade and is needing help with these math problems. Can someone please help him with these problems. 1. 2/3+2/9= 2. 3/5+3/10= 3. 5/12+1/3= 4. Find the sum of 1/6 and 1/12 5. Add 1/4 to the answer in Exercise 4. 6. What is the sum of 1/8, 1/4, and 3/8? 7...

**math**

Carlos was 5feet,8inches tall at the beginning of ninth grade. he grew 4 3/4inches during that school year and 2 1/4inches during follow the summer. how tall was Carlos at the beginning of tenth grade? Express his height in feet and inches.

**Math 8th grade**

Type the missing number. -25 -23 -22 -21

**math 5th grade**

How to solve 547X73

**math 5th grade**

How to solve 547X73

**english**

Please help me. I wanna make sure if all corrects this. Thanks. Some people are so (1)ominous to living near a nuclear plant that they want the plant’s license to be (2)nullify. They say the plant infringes on every homeowner’s right to safety. Shannon is (3)endowed with ...

**Geology**

Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...

**Geogoly**

Can someone please help me with my review? 1)What grade of metamorphism common rocks are formed in- --- Is it high grade? 2)What is the name of the most rapid kind of mass wasting is> -- Weathering? 3)How to tell is a rock is igneous, metamorphic or sedimentary. 4)How to ...

**Pre Algebra**

In Wilbur's math class, his grade is based on the average score of six tests, each worth 100 points. Wilbur always worries about his grade. He knows that his average on the first four tests is 88.5. What is the lowest average he could get on his next two tests and still ...

**Survey Math**

A survey of 240 10th grade students in a local High School found that there were 140 girls and 100 boys in the grade. Of the 140 girls, 100 preferred gym class while 40 preferred art class. Of the 100 boys, 40 preferred gym class while 60 preferred art class. Construct a data ...

**math**

I need help on study links 2.9 for 5 grade

**6th grade math**

6 1/2-7/8 / 5 11/16 evaluate the expresson

**Exponents and division 8th grade**

x^4/x^16 i don't know 12^10/12^2 12^8 5n^14/20n^7 i don't know 6^8/6^8 1 a^9b^5/a^3b^15 i don't know /=divided by

**Math**

What is the MET level of a man running 7 mph, 5% grade?

**5th grade math help**

graph each integer on a number line -3