# Math

## Recent Questions

**Math**

Joe is the owner and CEO of Pinecrest Enterprises, a real estate development company in Boise, Idaho. The company has taken on a new development project outside of town, and Joe wants to drive out to survey the proposed development site. The site is 30 miles away from Joe’s ...

**Math**

an organization is selling raffle tickets for 20$ each. you purchase one of 500 raffle tickets. the prize for this raffle is 6000$. what is your expected winnings?

**math**

Name the congruent angles and sides for the pair of congruent triangles. ∆MGB ≅ ∆WYT

**Math**

When doing a calculation involving zoning laws, Tim comes across the following expression: fraction a- open vertical bar a close vertical bar over denominator a end fraction, where a is either a positive or a negative number. (A) What is the value of the expression when a ...

**math**

Find the measures of the sides of ∆ABC and classify the triangle by its sides. A(3,-3), B(1,4), C(-1,-1)

**Math**

Suppose that license plates in a certain country are made up of three letters followed by 2 digits followed by 3 more letters. How many license plates can be made if no repetitions are allowed within each set. (That is, no repetition within the first set of letters, the set of...

**Math**

Simplify the following expression. Write the result using positive exponents. (-2xy^-3)^-5 / (xy^-1)^-1

**Math**

(5*5) +576

**MATH**

How do we find what "a" is equal to? I am not sure if we are supposed to put it back to tangent and then find the common denominator? Please help!?!? a cot 16 - a cot 57 = 9.167

**Math**

Dawn is 15 years old today. This is 5 times as old as her sister Eve was when Dawn was the age that Eve is today. How old is Eve today? Please help

**Sat math**

if y=m^4=n^3 and y is greater than 1 than mn=? a) y^1/12 b) y^1/7 c) y^7/12 d) y^7

**Math**

3a-4≥5 What is the answer?

**Math**

Mr. Ahn buys buys relishes for lunch party. He buys 7/8 pound of pickles and 9/10 pound of olives. How much altogether do these weigh?

**Math**

Today is Friday. What day of the week is it 80 days from today? Please help!!!

**Math**

Suppose that each number in a data set is decreased by 5. How is the median affected? 1. It is unchanged. 2. It is decreased by 5. 3. You can't tell because it depends on the values in the original data.

**Math**

Elizabeth has 256 guests coming to her class reunion. The basic meal for one meat and one side is $9.25 per person. I am still confused what to do please help!

**Math**

Only seventh grade and eighth grade girls can play on the Milton Bradley Middle School volleyball team. The ratio of seventh grade girls to eighth grade girls on the team is ¾. There are 6 seventh grader girls on the team. What is the total number of girls on the team?

**Math**

This is a two part question, make sure you answer both parts: 11, 14, 16 and 19 Find the mean. Find the median

**Math**

60 is 15% of what number

**math**

three sisters shared some mangos in the ratio 5 : 3 : 2. if the one with smallest ratio received 25 mangos , find the number of mangos shared

**Math**

A sales representative for Data Electronics earns a salary of 1314 dollars per month plus a commission based on the total value of her sales. If she earned 1484.40 dollars for the month and her sales totaled 5680 dollars, what is her rate of commission?

**Math**

The new container of Mootastic ice cream was reduced by 8% so that the new calories count is 410. How many calories were in the old container?

**Math (probability)**

Could someone please correct my work. A fishing magazine collected data and printed the following results: If there is rain then the probability of catching a fish at Lake Blue is 80%, but if it doesn't rain then the probability of catching a fish at Lake Blue is 17%. The ...

**Math**

the first term in the sequence is 256. after the first term, each term is multiplied by two amd then divided by four. what is the value of the 9th term

**MATH PRECAL HELP**

Business. The profit, in thousands of dollars, for a product is p(X)=-x^2+140x-4700 where x is the production level in hundreds of units. Find the production level that maximizes the profit. Find the maximum profit. The maximum profit of $ _____ is achieved when ______ units ...

**Math**

The odds of Macy passing her driver's test on the first try are 17:27 Determine the probability that she will pass her drivers test A. 1.588 B) 0.614 C) 0.630 D) 0.386 Is it C? (0.17 x 0.27)

**Math**

The ratio of the amount of money Jason had to the amount of money Wilson had was 12:13. After Wilson spent $63, Jason had 3 times as much money as Wilson. a) How much money did Jason have? b) How much money do they have altogether?

**Math**

If P(A) = O.41 then P(Ā)= Which one is the correct answer?I can't figure it out 0.59, 1.00, 0.26, 0.82

**math**

Jim’s pool is the shape of a rectangle. The length is 6 m less than three times the width, and the perimeter is 68 m. Find the dimensions of the pool.

**Math**

Five red balls and seven green balls are placed in a bag. Each ball is unique. A person selects 5 balls from the bag. What is the probability that all 5 balls are red? A) 1 B) 1/792 (This is a fraction) C) 1/396 (This is a fraction)

**Math**

Teaghan plays basketball. She scored 18 of her 20 last free throws. ___ A) What are her odds in favour of her scoring a free throw? ___ B) What are her odds against of her scoring a free throw? ___ C) What is the probability of her scoring a free throw?

**Math**

Round 156.29 to nearest tenth and hundredths

**Math**

On a given blueprint, 1 inch = 30 feet. If the dimensions of a meeting room on the blueprint are 1.5 inches x 1.25 inches, what are its actual measurements?

**Math**

Choose a room you would like to decorate: _My Bed room___________________________ Measure the length of one wall in inches: ___72_______________________ 2. Choose a size of paper to use. *I recommend just using a standard 8.5 inch by 11 inch piece of paper. Then fold it ...

**4th grade math**

I am a 3 digit number. The digit in the hundreds place is 4 times the digit in the ten place. The digit in the ones place is the sum of the digit in the hundreds and ten places. If the digit in the hundreds place is 4, what am I?

**Math**

A game has 30 cards numbered 1 through 30. e cards are shu ed. one card is picked at random. Find each probability. Which cards would give a probability of 1/10 they were picked.

**math**

A nurse has a 30% alcohol solution and an 80% alcohol solution. He needs 10L of a 40% alcohol solution.

**math**

1.Find the value of this fraction computation: 6(1/2 + 2/3+3/4) Calculation With Distribution (Show all steps.) Calculation Without Distribution (Show all steps.) 2.Find the perimeter of a rectangular area with a length of 13 inches and a width of 7 inches. Calculation With ...

**math**

in a rational number... nemerator is 3 less than the denominator. if 3 is added to the numerator.. fraction becomes 1. find the fraction??

**Math- Need Help..**

I'm having trouble with a question from one of my math assignments and it's driving me crazy. Its: -2/5x - 9 < 9/10 (two-fifths and nine-tenths) I tried doing it a few times, it might be easier than it looks and I just don't understand. If someone can help, that would be ...

**math**

I am prepping for a mid-term. A deep sea diving bell is lowered at a rate (constant). After 10 min, the bell is at a depth of 300 ft. After 30 min the bell is at a depth of 1400 feet. What is the ave. rate of lowering per minute? Thanks

**math**

okay so I have two questions that i'm completely stuck on ;-; 1.You want to buy three books that are on sale at 20% off. The original prices of the books are $2.50, $4.95, and $6.00. How much will you save? Calculation With Distribution (Show all steps.) Calculation Without ...

**math**

Use the Distributive Property to expand the expression –3(6.3x + 1.5y).

**Math**

Explain how you know to use a variable in an addition or subtraction expression

**math**

An urn contains 10 red balls, 6 green balls, 15 orange balls, and 14 blue balls. If one ball is randomly drawn from the urn, what are the odds against the ball being red? State your answer as a ratio using a colon to separate the two numbers.

**Math**

A photographer changers a sitting fee of $15for each pose writte a function to describe the situation find a reasonable domain and range for up to 5 pose

**Math**

Tia ran 2 and 7/8 miles. George ran 1 and 1/10 miles.About how many more miles did tia run than George? Place a star on the number line to show your estimate

**Math**

A page out of a magazine had a 15 by 15 sheet of 225 stickers. How many of these stickers are not on the border of the page?

**Math**

A green paint is created by mixing 3 parts of yellow with every 5 parts of blue. How many gallons of yellow paint are needed to make 44 gal of this green paint?

**Math**

What are addends

**Math**

The blueprints for a new house or scaled so that 1/4 inch equals 1 foot. the blueprint is the preimage and the house is the dialated image. The blueprints are plotted on a coordinate plane. A. What is the scale factor in terms of inches to inches?

**Math**

In angle DEF, d=13.5 cm, e=18.2 cm and F = 60 degrees Determine the measure of f to the nearest tenth of a centimetre. I know the answer is 16.4 cm but how do I get it

**Math**

How to find the average of decimals

**Math**

Matthew got 36 problems rights out of a total of 40 problems on a tes.wht percent of the problems did he her rights

**Math**

All planets revolve around the sun in elliptical orbits. Uranus's furthest distance from the sun is approximately 3.005 times 10 to the ninth power km, and it's closest distance is approximately 2.749 times 10 to the ninth power km. Using this information, what is the average ...

**Math**

Li cut a 6inch piece of string into pieces that are each 1/2 how many string did she get

**Math**

Each ounce of a substance A supplies 2% of the nutrition a patient needs. Substance B supplies 15% of the required nutrition per ounce, and substance C supplies 15% of the required nutrition per ounce. If digestive restrictions require that substances A and C be given in equal...

**math**

hOW can I solve this by elimination? I know how to solve by substitution but not elimination 3x – 2y = 0 9x + 8y = 7

**math**

how would I solve this using ELIMINATION not substitution -2x+3y=1 -4x+y=-3

**Math**

John is makeing a book and he use 228 digit how many page does he have

**Math**

So my question is find the circumference of the circle in terms of Pi then use the approximation 3.14 for pi and approximate the circumference. How would I do this? The radius of the circle is 2m.

**Math**

Hi, if anyone can help me with this problem I would greatly appreciate it. I understood all my other math problems except for this one. So if anyone could help walk me through the steps so I know for next time how to solve problems like this I would appreciate it :D. 1.Write ...

**Math**

Multiple Choice Choose the best answer. For questions 1–3, rewrite the expression using exponents. 4 × 4 × 4 × 4 × 4 A. 54 B. (My choice) 45 C. 44 ====== 3 × 3 × 3 × 3 A. (My choice) 34 B. 43 C. 35 ===== 10 × 10 × 10 A. 310 B. 101 C. 103 (My choice) ====== For ...

**Math**

1/11 x 3/9

**Math**

On a given blueprint, 1 inch = 12 feet. If the dimensions of a recreation room on the blueprint are 2 inches × 1.75 inches, what are its actual measurements? 1 ft x 12 ft 6 ft x 7 ft 22 x 18 ft 24 ft x 21 ft WHAT IS ANSWER HAVE NO IDEA PLZ!

**Math**

I am supposed to figure out what this rational function is by using these clues and I am a little confused. Can someone please explain how I do this? asymptotes: horizontal~none vertical~x=-4 slant~y=x+1 end behavior~ f(x) approaches infinity as x approaches infinity; f(x) ...

**math**

Paulo earns a salary of 15000$ per month for selling cell phones. He receives an extra 30$ for each cell phone over 100 units that he sells. How much will be make if he sells R cell phones? 50 cell phones?

**math**

Grandmother is 3 years younger than grandfather. Nine years ago, the sum of their ages was 105. How old are they?

**math**

solve this system of equations using the linear combination method -3x+12y=-27 5x+20y=15

**Math**

-6 greater equal to 13 + 5 which of these values of X makes the inequality true -3.9 -1.2 3/13 -7/15 Please help explain answer

**Math**

-6 greater equal to 13 + 5 which of these values of X makes the inequality true

**Math Algebra 8**

a={1,3,4}, b={x| x is an even whole number less than 9}, c={2,5,7,10}, and d = {x| x is an odd whole number less than 10} b U c

**math**

Julia’s frogs are 2 5 of the amount of Rimma’s frogs. If Rimma gives 1 2 of her frogs to Julia, what will be the ratio of Julia’s frogs to Rimma’s frogs?

**Math**

How much of a(n) 60% orange juice drink must be mixed with 8 gallons of a 30% orange juice drink to obtain a mixture that is 50% orange juice?

**Math**

The manager of a store selling tea plans to mix a more expensive tea that costs $5 per pound with a less expensive tea that costs $2 per pound to create a 140-pound blend that will sell for $3.80 per pound. How many pounds of each type of tea are required?

**Math**

The perimeter of a rectangular garden is 108 meters. The length is 6 meters longer than twice the width. Find the dimensions of the garden.

**Math**

What is the word form for the number 12+0.2+0.005

**math**

can any one show me how to solve this problem 12 -(1/2 + 2/3)

**math**

89.75 scooter;7 1/4% tax

**math**

w/6+5/8=-1 3/8

**math**

the expression 1/4y+3/8 factored is?

**Math**

Each ounce of a substance A supplies 2% of the nutrition a patient needs. Substance B supplies 15% of the required nutrition per ounce, and substance C supplies 15% of the required nutrition per ounce. If digestive restrictions require that substances A and C be given in equal...

**Math**

you want to buy three books that are on sale at 20% off. the original prices of the books are $2.50, $4.95, and $6.00. How much will you save? Calculation With distribution. Calculation without distribution.

**math**

Two small charged spheres are placed so that their centres are 12.5 cm apart. The force of repulsion exerted by one charged sphere on the other is 0.432 N. If the charge on one of the spheres is +2.50 x 10-7 C, then the charge on the other sphere is Select one: a. +3.00 x 10-6...

**Math**

An airline manager found that during a 24-hour period,1,400 passengers passed through one terminal.What was the rate of passengers flow?

**Spanish**

1. Choose the most logical answer for this question: ¿Dónde está el teclado? (1 point) El teclado está en el ratón. El teclado está debajo del ratón. El teclado está al lado del ratón. El teclado está encima del ratón. 2. Choose the most logical answer for this ...

**math**

the diffrence is 90 and the quotient is 10

**Math**

For questions 1–3, use the Distributive Property to write an equivalent expression. 1. 2f + 10 (1 point) A. f(2 +10) B. 2 (f + 5) C. 2(f + 10) 2. 20 + 24g (1 point) A. 4 (5 + 6g) B. 20 (1 + 4g C. 5 (4 + 6g 3. 32b - 20 (1 point) A. 4(8b - 20) B. 2(32b - 10) C. 4(8b - 5) For ...

**Math**

1)Susan wants pizza for her birthday party. It costs $8 per pizza plus a $5 delivery fee. She doesn't know how many she needs, so she calculates the price for various numbers of pizza. How would I find out if this is linear or non-linear

**Math**

A car rental agency advertised renting a car for $26.95 per day and $0.31 per mile.If Kevin rents this car for 33 days,how many whole miles can he drive on a $250 budget?

**math**

Clarence is a salesman who receives 8% commission on every sale he makes . If his most recent sale helped him earn $216 in commission , how much was his sale ? I tried this but getting the wrong answer actual answer is $2,700

**math**

Rita would like to change a $10 bill into dimes and quarters. she wants to have 12 more quarters than dimes.how many of each should receive?

**Math**

how many whole numbers are between the square root of 8 and the square root of 80?

**Math Help**

The area of the parallelogram is given. Find h ———————————-\ | \ \ | \ \ h | \ 12m2 \ | \ \ | \ \ | \ \ — — ——————————--\ h 6m

**math**

clarence us a salesman who receives 8% commission on every sale he makes. If his most recent sale helped him earn $216 in commission , how much was his sale?

**math**

Jan and pete are home decorators. Jan can paint 3 rooms in 2 hours. Pete can paint 2 rooms in 3 hours. If they work together, about how many hours will it take jan and pete to apint 6 rooms.

**math**

a radio program has a quiz consisting of 3 multiple choice questions, each with 3 choices. A contestant wins if he or she gets 2 or more of the questions right. The contestant answers randomly to each question. What is the probaility of winning?

**Math?**

Which expression is equivalent? −5(−3x − 6) A) 15x + 30 B) 15x − 30 C) −15x + 30 D) −15x − 30

**math**

A bag contains 12 red balls and 10 blue balls. A ball is drawn at random. The probability that ball drawn is red is

**Math**

A new stretch of road is 9.14 miles long, and is constructed primarily out of asphalt. Each lane is 18.0 feet wide, and the road only consists of two lanes. The average thickness of the asphalt along the road is 5.49 inches. How many cubic meters of asphalt is there in the ...