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math
I have been doing pascal triangle and do not know where this question comes from? solve for b (3+b)to the 4th power = 1 do I take 3 to the 4th + b to the 4th =1 and then subtract 81 so that -81 =b to the fourth which = 3

Math help
Which number is equal to 7(3.5 x 10to the 4th) written in scientific notation? A.24.5 x 70to the 4th B.2.45 x 10 to the 5th C.24.5 x 10 to the 4th D.1.05 x 10 to the 5th I think it is B...?

Happy 4th
Sorry about the off topic message. Just wanted to wish everyone a happy 4th of July (it's already the 4th where I am...in the afternoon, none the less). Hope it's a good one! Matt

Math
There are twice as many girls as boys in the 4th grade classes at Joe's school. There are a total of 81 4th graders. How many boys and girls are there in the 4th?

9th grade math
x to the 2nd power if x = 3/4 how do you find 3/4th to the 2nd power? 3/4th times 3/4th right? so the answer would be 9/16ths.. right?

Science 4th grade
Why is it important for 4th graders to learn about animals that live in the ocean?

4th grade
4th grader asks how to solve 8100/?=90

Algerba 1
Write in Scientific Notation 1. (3X10to the tenth) (7X10to the -4th) 2. (5X10to the 4th)to the second Thanks so much!

Math
Need to simplify (6b to the 2 power)to the 2nd power (6b to the 4th power)to the 4th power equals 24b to the 4th power Not sure if I did this right trying to understand how to simplify. Please help, please.

Fractions
A sales representative earns 4 times as much in the the 4th week of January as in each of the other 3 weeks. What part of his income was earned in the 4th week

PHYSICS
A person who weigh 500N climbs a flight of straight from the ground to the 4th floor of a building in 40sec. If the height of 4th is 10m find A... power in watts b.....power in Hp

math
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 2) how many total yards did the running back have after the 4th quarter? show work

algebra
In a G.P, the product of the 2nd and 4th term is double the 5th term, and the sum of first 4th term is 80. Find the G.P

geography
which country is the biggest (mongolia,china,southkorea,north korea,japan? p.s. i am 8 yaers old and going to 4th grade so use 4th grade words so thank you but no thanks to the geeks. sincerely, cesia xoxo

math
im working with integers. a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 1) how many yards did the running back complete in the 4th quarter

algebra
Tony went to the racetrack with $80. He won $15 on the 1st race, lost $12 on the 2nd, lost $6 on the 3rd and won $8 on the 4th. How much money did he have after the 4th race.

src
the 4th term of an arithmetic progression is 27 and the sum of the 1st and 4th term is 42. What is the third term

math
83 3rd graders 115 4th graders 150th graders all the 5th graders will be on one side and all the 4th graders will be on the other side the 3rd graders will be split up so that the two sides will have equal number of student how many 4th graders ?how many 3rd graders will be ...

math
A Caribbean cruise is offered if the average quarterly sales for just the 3rd and 4th quarters is $120,000, what is the 4th quarter? How do you divide two quarters to get the average? Thank you in advance. Edna

Core mathematics
The 4th term of an A.P.is 37 and the 6th term is 12 more than the 4th term.find the 1st and the 7th term of the sequence.

4th grade science
Why is it important to teach 4th graders about whales? How will knowing about whales be beneficial to them? If you have know of a particular website or book that will provide an answer to the above question, please let me know. Thanks alot

maths
in a GP, the sum of the 3rd and 4th terms is -4/3 and the sum of the 4th and 5th terms is -4/9. Find the 6th term.

math
In a GP, the sum of the 3rd and 4th terms is -4 /3, and the sum of the 4th and 5th terms is -4 /9. Find the 6th term

maths 4th grade
In end of term tests Zanna got the following marks mathematics 54/75 history 27/40 geography 39/50 english 48/60 french 25/40 art 15/20 what was her best subject her 2nd best her 3rd her 4th her 5th her 6th please show workings

math
is x to the 4th power plus x to the 4th power equal to x to the 8th power?

4th grade math
In helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"

math
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter. 3) imagine that instead of losing yardage on each rush in the 4th quarter, the running back gained 4 yards on 2 ...

Math
the sum of the 4th term and the 5th term is 12.if the 4th term of the progression is 8, find the common ratio and the 1st term of the progression.

Algebra
I am not understanding these kinds of problems: I cannot simplify with understanding. 7 times the 4th root of m^3 plus 9 times the 4th root of 256m^3.

math 4th grade no algebra
Jen is 26 years younger than her mom. Together, their ages total 50. How old is Jen? How old is her Mom? My 4th grader has not learned algebra yet, so how do we solve this?

4th grade math
Barb is making a bead necklace. She strings 1 white bead, then 3 blue beads, then 1 white bead, and so on. Write the numbers for the first eight beads that are white. What is the rule for the pattern. Please help me explain this to my 4th grader

Math - Arithmetic Sequences
The sum of the 4th and the 14th term of an arithmetic sequence equals 22. The 9th term is 4 larger than the 4th term. Calculate the first term of the sequence. I've been trying to solve this for like an hour but I just can't figure out how to do it! I'd really appreciate your ...

math
The 3rd term of a geometric progression is nine times the 1st term.if the 2nd term is one twenty fourth the 5th term.find the 4th term.(there is a mistake in the 2nd to the last statement.help locate the mistake{final answer 4th term =48).i solved to this extent.ar^2=9 r=3.

kumasi polytechnic
In A.P the difference between the 8th term and 4th term is 20,and the 8th term is one and half times the 4th term.Find the common difference, and the first term.

5th grade
lara and maria finished 3 4th of thier homework assigment. lara did 1 4th more of the assignment than maria. what fraction of the assignment. what fraction of the assignment did each girl finish?

Python programming
1,000 students took an online course. 1/4th of them were from Africa, 1/4th from Europe , 1/4th from South America, and 1/4th from Asia. At the end of the course, the instructor observed that of the top 100 grades, 30 belonged to students from a single geographical area. He ...

Math
If I have a random stack of 5 quarters, the 1st 3 quarters are heads. What is the probability the the 4th quarter would be another head What is the probability the the 4th quarter would be a tail Is there a way to show the probability or odds that you would continue to keep ...

calculus
1st digit is square root of 2nd digit 2nd digit is square of 1st sum of 3rd & 6th is 14 sum of 3rd 4th 5th & 6th is square of 4th sum of all digit is 37 multiplication of 1st & 5th is sum of 4th 5th & 6th sum of 2nd 3rd & 4th is multiplication of 1st & last.now

chemistry
For each, give the total number of electrons, the number of valence electrons, and the number of the energy level that holds the valence electrons. Br-35 electrons--7 valence--4th level Kr-36 electrons--8 valence--4th level As-33 electrons--5 valence--4th level I-53 electrons...

math
how are and 3 4th bours and the distance traveled in 2 3 4th hours represented in the table?how are they shown on the graph? Having read the next four or five posts, I suggest you do two things: 1. Start over and write a complete question for each post. Fragments of questions ...

statistics
For classes of 273 students, find the mean and standard deviation for the number born on the 4th of July, Ignore leap years. For a class or 273 students, would two be an unusually high number who were born on the 4th of July? I don't know how to find how many out of 273 were ...

math 4th grade
Ken is about to eat a bag of M&M's on the 4th of July. The number of each color M&M is listed below. Green 11 Red 8 Yellow 13 Tan 7 Brown 10 Blue 5 a)If Ken picks the first M&M out of the bag without looking. What is the chance he will pick a brown one to match his eyes? b)...

Mathbio in 12th science
2)a stone of mass 1kg tied to one end of a string of length 1m whirld in a horizontal circle with a costant speed 2 radian/second tension of the string is. A)0.5n b)1n c)2n d)4n 3)the orbital velocity of a satelight close to the earth is v then the orbital velocity at a height...

organic chemistry
I need to draw the structure of 4-Hexenal. I understand that "hex" means it is a 6 carbon chain and the 4 tells me the aldehyde group ("al")is off the 4th carbon. My problem is how to draw the parent chain. I tried it with 6 carbons in a straight line then attached a carbon ...

Math 8R - Operating with Scientific Notation HELP!
In constructing the Mall of America in Minnesota, a total of 1.3 x 10 (to the 4th power) tons of steel were used. The Eiffel Tower in Paris, France consist of 7 x 10 (to the 3rd power) tons of steel. About how many times the amount of steel it took to construct the tower did ...

math
Neelesh is fond of playing number games. Once when his friends were present he challenged them. He said that he has thought of a five-digit number and anyone who guesses it correctly can use his cycle for a full day. ‘To help you,’ he said, ‘I shall provide some clues...

science
Is venus the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th smallest planet? Also is it the 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th or 9th largest planet?

8th grade math
a basketball player scored 8 pts total during 1st and 2nd quarters of a game. During the 3rd quarter she scored 3 times as many pts as she did in the 4th quarter. Let P = the # of pts the player scored in the 4th quarter. Write and simplify an expression to represent the total...

4th grade
what is 7 d in w

4th grade
25+7=p-6

4th grade
WHAT IS 3/10 TH,S OF 20 AND WHY?

4th grade
if a=11 b=2 c=18 then what does a+c-b=?

4th grade
2/5-1/10

4th grade
what is 96/4

4th grade
13 yd = how many ft

4th
what is an array

4th grade
75-3m when m=8. Thanks!

4th grade
8+4

4th
solve 1/2 + 17/35 =

Algebra II
The problem states: Saturn is approximately 1.4x 10 to the 9th power kilometers from the Sun. If light travels at approx. 3.0 x 10 to the 5th power kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation. The ...

math
How do I write one equations in slope-intercept form, and three other lines in slope-intercept form that are perpendicular to the first line ?? -- one line: y=mx+b second line perpendicular y= -x/m + c of course, you have to know m, b, c. ----- for the second line ...

math-I just want this check because it will be gra
Are these the correct answers and lables? 9. A hand lens increased the thickness of a line 10 to the 3rd power times.The line was 0.5 mm thick. How thick did the line appear? my ans.- 500 mm thick 10. A truck holds 10 to the 4th power times more pounds than when it is empty. ...

4th grade
can u help me solve 3.8+2-1.5

4th grade
arrary 4 x 36

4th grade
why is .4 equal to .40

4th grade
7 DIVIDE 85

4th grade
4/5682

4th grade
what is heat

4th grade algebra
What is 16 - 10 - 2 - 3 = ? What is 8 - 2 - 2 - 2 = ? What is 10 - 3 - 3 - 4 = ? What is 8 - 5 - 5 - 5 = ? What is 7 - 7 - 7 - 7 = ? What is 12 - 15 - 10 - 8 = ? What is 3 - 7 - 4 - 2 = ? What is 9 - 3 - 6 - 5 = ? What is 11 - 9 - 6 - 6 = ? What is 6 - 5 - 4 - 3 = ? What is 13...

4th grade
if b x w = 24, b x b = 16 what is the value of w x w?

4th grade
IF R X R X R = 27 AND R X B = 6 WHAT IS THE VALUE OF B X B X B

calculus
5. If f (x)=(2x+1)^4 then the 4th derivative of f(x)=0 at x = 0 is..

to ms.sue
thank you. how do you know im in 4th grade?

math
what is m4 (m to the 4th power)

4th grade math
What is 1. 2/3 + 3/6 = 2. 3 1/10 + 17/5 = 3. 3 2/6 - 1 5/6 =

4th grade
i indain posters !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

4th grade
What is the plural of maestro?

4th grade
what is computation method?

4th grade
What is a Cardinal number?

4th grade
what is the meaning of PERKIOMEN

History 4th grade
who was Polk?

4th grade
GEOMETRIC SHAPES

4th grade
Is ing a suffix?

4th grade
How does a rainbow form?

4th grade
how many quarts are in a gollon?

4th grade
find the range 1,3,4,5,8,9,10

4th grade
find the difference 5/8-4/8

4th grade
31% to decimal and then to fraction?

4th grade
can you convert 23 percent? -- 92

4th grade
what are variable symbols

4th grade
What is a PRIME NUMBER?

4th
What is the definition for the word multiplied?

4th grade
what are complex animals

4th grade math
is 6.12 greater than 5.99

4th grade
what is 1/7 5/6 1/42 11/42 in greatest to least

4th grade
What is matter made up of?

4th grade
how do i show my answer for 2/3 of 90 = 60

4th grade
what antonyms are these nncntglty

MATH 4TH GRADE
WHAT IS 5% OF 600

4th grade
14,000kg= how many grams

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