Monday

December 5, 2016
Total # Posts: 69

**PreCalc**

The initial size of a culture of bacteria is 1500. After 1 hour the bacteria count is 12000. (a) Find a function n(t) = n0e^rt that models the population after t hours. (Round your r value to five decimal places.) n(t) = (b) Find the population after 1.5 hours. (Round your ...

*December 4, 2016*

**8th Grade Math**

The value of y varies directly with x. When y = -12 1/2, x = 50. What is the value of y when x is 11 3/4, rounded to the nearest hundredths? Can someone please show me how to solve this problem?

*October 12, 2016*

**math**

Share $150 among John Mary and Susan such that the two girls receive twice as much as John . How much does John receive

*September 17, 2016*

**math**

Share $150 among John Mary and Susan such that the two girls receive twice as much as John . How much does John receive

*September 16, 2016*

**sixth grade math**

Thank you for the help, Reiny!

*January 7, 2015*

**sixth grade math**

Write a real-world situation that could be modeled by the equation 24/y=3. Then solve the problem. My answer: There are 24 seats available at the movies. There were total of 3 rows after the seats were divided and more seats on each row. Did I solve this problem correctly?

*January 7, 2015*

**write an equation to represent each situation **

Mary covered her floor with 10 tiles. the floor measures 6 feet long by 5 feet wide. the tiles are each 3 feet long and w feet wide. My answer is 6*5=w is my answer correct?

*January 7, 2015*

**Sixth Grade Math**

1. A. t minus 29 B. a-16 Is my answer correct now?

*December 17, 2014*

**Sixth Grade Math**

1. Write a phrase in words for each algebraic expression. A. "t - 29" Answer:29 minus t B. "a take away 16" Answer:16-a Write an algebraic expression with two variables and one constant. Answer: 150 + xy Did I answer the questions correctly?

*December 17, 2014*

**Math**

36 / 2^5/8 + 7 * (3+11) = 107 Did I do this problem right?

*December 14, 2014*

**Math**

What are the prime factorization of 88? 1,2,4,8,11 Am I correct?

*December 14, 2014*

**Sixth Grade Math**

MY ANSWER ABOVE IS 366m?

*December 14, 2014*

**Sixth Grade Math**

To find the surface area of a box, add the areas of the faces: 2(lw) + 2(lh) +2(wh). What is the surface area of the box below? H=8m W=5m L =11m My answer is 366m.

*December 14, 2014*

**Math**

ok thank you

*December 11, 2014*

**Math**

1/2 * 6 + 9^2 - (18/6) = 42 Is my answer correct?

*December 11, 2014*

**Sixth Grade Math**

Thank you Reiny!

*November 30, 2014*

**Sixth Grade Math**

A car driving cross-country traveled 180 miles in 4 hours. At this rate of speed, how many miles further will the car travel in the next 3 hours? My answer is 135 miles. Is my answer correct?

*November 30, 2014*

**SIXTH GRADE MATH**

Yes! Thank you!

*November 30, 2014*

**SIXTH GRADE MATH**

The ratio of boys to girls at a day care cent is 5 to 4. Which of the following cannot be the total number of children at the center? A. 27 children B. 54 children C. 60 children D. 72 children Is the answer 60. The reason I chose 60 children is because the total number of ...

*November 30, 2014*

**SIXTH GRADE MATH**

Thank you Reiny!

*November 30, 2014*

**SIXTH GRADE MATH**

The staff of the Westpoint Public Library signed up 6 volunteers in the last 21 days. If the library staff continues to sign up volunteers at this rate, how many new volunteers will they get in the next 7-day week? 2 volunteers is my answer. Is my answer correct?. If not I ...

*November 30, 2014*

**SIXTH GRADE MATH**

I see how to solve this problem now. I had to multiple the the wins and losses by 5 multiple that is the total number of games played. You are so helpful, Thank you Reiny!

*November 30, 2014*

**SIXTH GRADE MATH**

The ratio of wins to losses for a basketball team is 2:3. Which of the following is a possible total number of games? A. 7 games B. 14 games C. 25 games D. 26 games Can someone show me how to solve this problem please?

*November 30, 2014*

**Math (Expectation)**

Robyn and Shruti both run on the cross country team. Robyn runs 2 miles every day. Shruti starts her week with a 3-mile run and runs 1 mile every day, even on the day she runs the 3 miles. If M is the number of miles run during the week, and d id the number of days the girl ...

*November 29, 2014*

**Math**

I my answer 4 1/8 miles?

*November 29, 2014*

**SIXTH GRADE MATH**

The ratio of wins to losses for a basketball team is 2:3. Which of the following is a possible total number of games? A. 7 games B. 14 games C. 25 games D. 26 games Can someone show me how to solve this problem please?

*November 29, 2014*

**Six grade percent**

Thanks

*November 16, 2014*

**Six grade percent**

what number is 15% of 50? I'm working this problem two different ways and I'm getting different answers. my two answers are 30 or 7.5. Can somebody tell me which answer is correct?

*November 16, 2014*

**sixth grade math**

Thank you Ms. Sue!

*November 16, 2014*

**sixth grade math**

Lindsay ate 7/8 of an apple. what percent of the apple did he eat? My answer is 875%. Is the answer 875% or 87.5%.

*November 16, 2014*

**sixth grade math**

Is the answer 33 1/3%?

*November 16, 2014*

**sixth grade math**

Lisa hiked 7 miles of a 21-mile trail. What percent of the trail did she hike?

*November 16, 2014*

**sixth grade math**

360 kilometers is 24 of ___ kilometers.

*November 14, 2014*

**sixth grade math**

360 kilometers is of ___ kilometers. I need help with solving this problem.

*November 13, 2014*

**sixth grade math**

1. 11 2.12 3. 9 Do I have the correct answers?

*November 13, 2014*

**sixth grade math**

Find the percent of each number. 1. 5% of 220 files Answer is 110 2. 360 kilometers is 24% of ___ kilometers. Answer is 864. 3. At a shelter, 15% of the dogs are puppies. There are 60 dogs at the shelter. How many are puppies? Answer is 25 puppies Can someone check my answers...

*November 13, 2014*

**sixth grade math**

Is the answer for B is 81 servings?

*November 4, 2014*

**sixth grade math**

Wendell is making punch for a party. The recipe he using says 4 cups pineapple juice, 8 cups orange juice, and 12 cups lemon lime juice to make 18 servings. A. If he makes 108 cups of punch, how many cups of each ingredient will he use? 27 cups pineapple juice, 9 cups lemon ...

*November 4, 2014*

**sixth grade math**

thank you!

*November 3, 2014*

**sixth grade math**

Francis gets 6 paychecks in 12 weeks. How many paychecks does she get in 52 weeks? 12/6=2 52/2=26 26 paychecks the answer?

*November 3, 2014*

**sixth grade math**

A person on a moving sidewalk travels 21 feet in 7 seconds. the moving sidewalk has a length of 180 feet. How long will it take to move from one end to the other? Can someone please show me how to get the correct answer?

*November 3, 2014*

**6TH GRADE MATH **

Use an example to describe the multiplicative relationship between two equivalent ratios. Can someone please help me?

*October 20, 2014*

**6TH GRADE**

Thank you!

*October 20, 2014*

**6TH GRADE**

write three equivalent ratios for the given ratio. 1. 10/12 = 20:24, 30:36, 40:48 2. 14/2 = 28:4, 42:6, 56:8 3. 4/7 = 8:14, 12:21, 14:28 Are these answers correct?

*October 20, 2014*

**6TH GRADE MATH**

Thank you so much!

*October 2, 2014*

**6TH GRADE MATH**

Tony and Alice are trying to reduce the amount of television they watch. For every hour they watch television, they have to put $2.50 into savings. The table shows how many hours of television Tony and Alice have watched in the past two months. Tony watch 18.2 hours in March. ...

*October 2, 2014*

**5th grade math**

Thank you Ms.Sue! I see where I went wrong. Answer is 309.

*April 8, 2014*

**5th grade math **

On Friday and Saturday, 618 people attended a car show. If the same number of people went each day,how many people attended the car show on Saturday? My answer is 1,236. Is my answer correct? If not please show me how to work this problem.

*April 8, 2014*

**5th grade math **

Samara keeps her collection of hair bows in a box. She has 20 white bows, 20 red bows, 15 yellow bows, 25 green bows, and 20 pink bows. If she pulls out 1 bow at random, what is the probability the bow will be yellow? Can someone show me how to work this problem out?

*March 27, 2014*

**5th grade math**

Thank you for explaining to me!

*January 8, 2014*

**5th grade math**

A coin is tossed twice. What is the probability of tossing 2 tails? What is the probability of tossing 1 tail & 1 head? can you please show me how to do this problem?

*January 8, 2014*

**5th grade math**

Thanks Ms. Sue!

*December 8, 2013*

**5th grade math**

Can you please show me how to work out the problem so that I can understand it?

*December 8, 2013*

**5th grade math**

Ms. Sue, Sorry. The question is If he puts the base and one of the sides together first, what fraction of the total board will he have used?

*December 8, 2013*

**5th grade math**

Derek is building a bird feeder to sell at a crafts fair. He is using a board that is 4 feet long. He will cut one piece that is 2 feet long for the base. Then he will use the rest of the board and cut it into two pieces of equal length for the sides. If he puts the and one of...

*December 8, 2013*

**5th grade math**

Thank you Henry for showing me how to solve the problem!

*December 1, 2013*

**5th grade math**

In the fourth grade class at Baker Elementary, 9 students are left-handed. The fifth grade has 7 left-handed students and the sixth grade has 6. The number of students in the fourth grade is 3 times the number of left-handed students in the class. The sixth grade has 3 more ...

*December 1, 2013*

**5TH GRADE MATH**

John placed 128 beads in equal rows to make an art project. His friend Mark used 125 beads to make a similar project. Is it possible for their projects to contain the same number of beads in a row? Please show and explain the answer.

*November 24, 2013*

**5TH GRADE Math**

Can you please show me how to find the common factors of each set of numbers. 1. 1,4,8,32______ 2. 1,3,6,12,24_____

*November 3, 2013*

**5TH GRADE MATH**

Thank you Mr. Bob Pursley for helping on these questions.

*October 22, 2013*

**5TH GRADE MATH**

24

*October 22, 2013*

**5TH GRADE MATH**

Ron has 4 new songs on his MP3 player. In how many different order can he burn them to a cd?

*October 22, 2013*

**5TH GRADE MATH**

FRANK, KENDRA, AND LIN ARE PAINTING A MURAL. THERE ARE 2 SETS OF PAINTS, EACH WITH 50 COLORS. PAINTS ARE PASSED OUT UNTIL EVERYONE HAS THE SAME NUMBER. HOW MANY COLORS DOES EACH WORKER GET?

*October 22, 2013*

**5TH GRADE MATH**

SIXTY-SEVEN STUDENTS ARE GOING ON A FIELD TRIP TO THE ZOO. THE PRINCIPAL NEEDS TO DECIDE HOW MANY CARS AND VANS ARE NEEDED TO TRANSPORT THE STUDENTS. EACH CAR CAN SEAT 5 STUDENTS AND EACH VAN SEATS 9. THE PRINCIPAL WOULD LIKE TO USE THE FEWEST NUMBER OF VEHICLES POSSIBLE. HOW ...

*October 22, 2013*

**5TH GRADE MATH**

EXPLAIN HOW YOU INTERPRET THE REMAINDER. THERE ARE 10 PENCILS TO BE GIVEN TO 3 STUDENTS. HOW MANY PENCILS DOES EACH STUDENT GET?

*October 22, 2013*

**Chemistry**

Lol same boat buddy.

*March 15, 2013*

**Chemistry**

Hi Gregory.

*March 15, 2013*

**chemistry**

Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?) H+(aq) + OH-(aq) ----> H2O(l) (&#...

*October 16, 2012*

**english**

Explain the process by which Hrothga wins power and fame.

*October 19, 2010*

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