andra

explain how to write 20 miles over 4 hours as a unit rate

16 years ago

what is meant by the term "controlling/disposing of fullness" ?

15 years ago

hiroshi borrowed 3 non ficktion books from the library. This was 25% of the books he checked out. How many books did Hiroshi check out?

12 years ago

according to the school survey, 12% of the students at rockwood junion high school seak spanish. There are 36 students at the school who speak spanish. How many students were surveyed?

12 years ago

The student council has a canned food drive. They collected a total of 63 cans on Wednesday. This is 21% of the total. How many canned goods were collected in all?

12 years ago

x/2+x/3=5

12 years ago

nisha is following a recipe for tomatoe sauce that calls for 1 3/4 tsps of oregano. she is using a measuring spoon that holds 1/8 tsp. how many times ill she need to fill the measuring spoon with oregano to make the tomato sauce? I thought it was multipli...

12 years ago

hasan ran 3 miles in 18.342 minutes. Safaya ran the same distance is 19.291 minutes. How much longer did it take safays to run 3 miles than hasan?

12 years ago

nisha is putting 64 cookies and 40 truffles into gift boxes. Each box willhave the same number of cookies and chocolate truffles. What is the reatest number of boxes Nisha can make with no cookies or chocolate truffles left over? I guessed 8 because it go...

12 years ago

a rectangular prism has a length of 1/2 fofoot and a height of 1/4 foot. what is the width of the right rectangular prism if its volume is 1/4 foot?

12 years ago

a shipping crate carrying e readers has a length of 19 1/3 feet, a width of 7/23 feet, and a height of 7 5/6 feet. Whaat is the volume of the shipping crate? Show your work. i know V=lwh , but I'm getting the wrong answer! Please help.

12 years ago

What is the mad of the data? 6, 15, 7, 14, 11, 13, 15, 15 I think 1) Find the mean, 2) subtract each # in the list from that mean 3) find the mean of those #s and that's the Mad. I've done this and my answer is not an option on the multiple choice. PLEASE...

12 years ago

-2-(-3)-(-4)+5+6= Please show work I get 14 and when I do it on a calculator its 16

12 years ago

Li-Hua wants to create a triangular fame. She has two pieces of wood, which are 6 inches long and 9 inches long, to use for two sides of the triangle. Which of the following CANNOT be the lenth of the third frame and why? a) 4 inches b) 6 inches c) 13 inc...

12 years ago

A pedestal for a statue is in the shape of a hexagon formed by a square and two congruent triangles, with the dimensions 7 ft length and 4 feet height. What is the area of the top surface of this pedestal? a) 19 sq. ft b) 22 sq ft c) 25 sq. ft d) 28 sq, f...

12 years ago

claudia went on a skydiving adventure. she jumped when the plane was at an altitude of 10,000 feet and landed safely on the gound at sea level. whhich integer best represent claudia's elevation in feet when she landed? a. -10,000 b. 0 c. 5,000 d. 10,000

12 years ago

Oscar is giving his mother a new acquarium in the shape of a rectuangular prism. He is going to wrap it in colorful wrapping paper. He know that he needs exactly 2,948 square inches of paper to wrap the aquarium. If the acuqarium is 40 inches long and 18...

12 years ago

To rent a conoe, you pay a fee of $25 and an hourly rate of $5. Express the total cost of a rental as a function of hours, h. Then use the fuction to dertmine the total cost to rent a conoe for 8 hours. The equation should be written in slope intercept fo...

12 years ago

1. y= -5x+2 y=3x-14 2. x+y=0 5x+y=4 3. 6x+2y=4 4x+2=8

11 years ago

1) -x+10y=60 -4x+16y=32 2) -1/2x - 1/4y=3 1/3x+1/6y=2

11 years ago

One microgram is equal to 1x10^-6 gram. If the mass of a substance is 8x10^9 micrograms, what is its mass in grams? a) 1.25x10^-15 b) 1.25x10^-3 c) 8x10^3 d) 8x10^15

11 years ago

A microscope is set so it makes an object appear 4x10^2 times larger than its actual size. A virus has a diameter of 2x10^-7 meter. How large will the diameter of the virus appear when it is viewed under the microscope?

11 years ago

Mohammed copies this problem into his notebook (3.4x10^5)(3.8x10^-9) A. Use the associateve and commutatitive properties to rearrange the factors. B. Find the product. Write the product in standard form.

11 years ago

A rectangular yard had a length of 0.006 kilometer and a width of 5x10^-3 kilometers. A. Use scientific notation to express the ares of the yard in kilometers, showing each step in the process. B. Convert the area into square meters using the conversion b...

11 years ago

How far from an earthquake epicenter is a city where the difference between the P-wave and the S-wave arrival times is 5 minutes and 00 seconds?

11 years ago

Please show me the steps and solve. 3x+5y=1025 x+5=275

11 years ago

5/12 = -2/3 c The answer is c=-5/8 I can't figure out how they got this answer. Please show and explain the work. Thank you.

11 years ago

Diego works at a toy store. His boss tells him to order 420 stuffed bears and toy cars. He must order 4 stuffed bears for every 3 toy cars. a) If he must order 9 large stuffed bears for every 7 small stuffed bears, how many of each stuffed bear should he...

11 years ago

About 7.5 gallons of water occupy one cubic foot. About how many gallons of water are in a clindrical water tank with dimensions with 100 ft radius and 40 ft height.

11 years ago

Factor the polynomial. Please show all work. x^2+2x-3

11 years ago

1) A party mi is made from pretzels that cost $2 lb. and cereal that costs $2.40 lb. If a total of 4 pounds is made and the cost for the mix is $2.15 a pound, how many pounds of each ingredient are used? 2) When the tens digit of a two digit number is add...

11 years ago

lisa spend 3 hours driving to and from work each work day. what percent of her day does she spend driving to and from work each work day?

11 years ago

Two planes take off at a ny airport. The first plane climbs at an angle of 45 degrees with respect to the ground and reaches an altitude of 5600 feet. The second plane climbs at an angle of 60 degress with respect to the ground and reaches an altitude of...

11 years ago

how do i find the number of molecules in a packet of sweetners (splenda, equal, sweet & low).

10 years ago

I thought that - but it seemed too logical of an answer. Thanks.

12 years ago

So, D? 16

12 years ago

Reiny I don't understand the second part of number 3. Please explain. Actually I really didn't understand the whole thing. Why did you subtract the two equations? than when you got the answer for x I don't even know what happened after that

11 years ago

Jai - thanks. I tried #1 before you answered and I hot x=32 and y = 6. Wrong??? It worked out in the check Also, tried #2, getting real lost with the fractions:( Please Help!

11 years ago

Jai - it was -5x+10y=60. Typo - wow so sorry - but now was my answer right?

11 years ago

THANK YOU, thank you. I am sooo lost. I understand up to 30*10^6. I'm not sure what part is A and what part is B. Please explain in very simple terms. Thanks:-)

11 years ago

Why is the final answer 1.292 *10^-3 instead of 10^-6? isn't 0.001292 = 10^-6?

11 years ago

thanks, i got that too, my fault i should've included the options 1.7 x 10^3 9.9 x 10^3 3.5 x 10^3 4.7 10^3

11 years ago

Actuaally, it was a word problem and that's the equation I got out of it. Here is the word problem. Students sold 275 tickets for a fundraiser at school. Some tickets are for the children and cost $3 while the rest are adult tickets that cost $5. If the t...

11 years ago

thanks so much - but I have no idea what you did. why is it +3-1=2. How did you get to this? Is there a rule?

11 years ago

Please Check it - I think I may have figured it out. 1) 1/2 lb cereal and .48 lb. of pretzels 2) 78 Am I right? :-)

11 years ago

Thanks Ms. Sue. I was thinking it was 3/8 because people work 8 hour day but my answer was definitely wrong. Thanks for the help

11 years ago

I didn't learn trig. I'm in 7th grade. I did't learn it. Can you simplify it without trig please? I have a half hour before i leave for school

11 years ago

254.34

7 years ago