# jas

Popular questions and responses by jas-
## english

Select the correct form of the pronoun in parentheses: 1.(Who, Whom) was the first president of the United States? 2.There are few Americans (who, whom)could not answer that question. 3.George Washington, (who, whom) is known as "the father of his

*asked on January 13, 2016* -
## math

What is the sum of all two digit positive integers whose squares end with the digits 01?

*asked on February 17, 2008* -
## CHEM

Calcium nitrate will react with ammonium chloride at slightly elevated temperatures, as represented in the equation Ca(NO3)2(s) + 2NH4Cl(s) ---> 2N2O(g) + CaCl2(s) + 4H2O(g) What is the maximum volume of N2O at STP that could be produced using a 6.80-mol

*asked on June 21, 2010* -
## math

If a teenager and a half can eat a pizza and a half in a day and a half, how many pizzas can twelve teenagers eat in three days? Is the answer 36?

*asked on May 15, 2008* -
## maths

a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he continued in his way for the rest of their journey. how

*asked on January 10, 2015* -
## math

All the even numbers from 2 to 98 inclusive, except those ending in 0, are multiplied together. What is the rightmost digit, that is, the units digit of the product? (a) 0 (b) 2 (c) 4 (d) 6 (e) 8

*asked on February 17, 2008* -
## chemistry

An experiment was conducted in which many pieces of data were collected. Considering all of the data, the limiting number of significant figures in the experiment was 3 significant figures. One of the values needed in these calculations was the barometric

*asked on September 9, 2015* -
## Physics

A train can deccerate at 0.4 m/s. It's traveling at 160km/hr. How far in advance should it apply brakes to come to a full stop.

*asked on November 15, 2015* -
## maths

a rectanglar lawn 36m long and 15m wide has a path of a uniform width around it. if the area of path is 910m2 . find the width of the path?

*asked on October 29, 2015* -
## MATH

which expression is not equivalent to 1/343 7^4 * 7^-7 7^7 * 7^-10 7^2 * 7^-5 7^-5 * 7^2

*asked on April 5, 2018* -
## algebra

There are 98 international units of vitamin D in 1 cup of milk. The function V(c)=98c represents the amount V(c) of vitamin D, in IUs, you get from c cups of milk. You have a 16 cup jug of milk. What is a reasonable domain and range for this function? How

*asked on November 3, 2015* -
## lanuage arts

What is a coplex, compound, and compound-complex. Sorry it was complex, compound, and compound-complex. Thank you for using the Jiskha Homework Help Forum. Try the following site: http://www.infoplease.com/cig/grammar-style/sentence-structure-fab-four.html

*asked on August 20, 2007* -
## math

can someone write out the equations so i can solve this please. Midtown delivery service delievers packages which cost $ 2.10 per package to deliver. The fixed cost to run the delivery truck is $ 78 per day. If the company charges $4.10 per package, how

*asked on June 3, 2007* -
## Health

What are at least two physical or health benefits that swimming or workouts in the water can provide that are different than standard workouts outside the water? Please answer in at least 2 complete sentences.

*asked on March 14, 2020* -
## Call of the wild

19. What does the hairy man represent in The Call Of the Wild in chapter 7.

*asked on November 13, 2017* -
## english

A few minutes later he bolts suddenly into the woods, achieving full speed, almost forty miles per hour, for forty or fifty yards before he begins to skid, to lunge at a lodgepole pine cone. He trots away with it, his head erect, tail erect, his hips

*asked on September 28, 2016* -
## math

mr yang daily wage was $5 more than mr chen. Although mr yang worked 3 days lss than mr chen, they earn $180 each. find number of days mr yang worked.

*asked on October 29, 2015* -
## writing

Hello, could someone please look over my English/writing assignment. Any input will help. Not finish still working on end. THANKS A Gift of dying is a Lesson in Living “The truth is once you learn how to die, you learn how to live.” (Albom, 1997, pg.

*asked on April 16, 2013* -
## college chemistry

Hydrogen gas is produced when zinc reacts with sulfuric acid: Zn(s)+H_2SO_4(aq)---ZnSO_4(aq)+H_2(g) If 160 mL of wet H_2 is collected over water at 24 Celsius and a barometric pressure of 739 torr, how many grams of Zn have been consumed? (The vapor

*asked on November 20, 2011* -
## Environmental Science

Compare and contrast the decomposers wtih other consumers in terms of the matter and energy changes that they perform. Please help!

*asked on September 5, 2007* -
## language arts

An example of a simple sentence? This is an example of a simple sentence. The sentence above has a subject (This) and one verb (is).

*asked on August 20, 2007* -
## algebra II

I need help solving these types of problems here is one one of them. Can somone show me how to solve them.thanks Production Requirements An electronics company produces transistors, resistors, and computer chips. Each transistor requires 3 units of copper,

*asked on June 8, 2007* -
## math,algebra II

I have to work with these types of problems dealing with matrises can someone show me how to solve them.Heres one of them: Directions: Find the values of the variables in each equation in the first matrix it looks like this a+2 3z+1 5m 4k 0 3 then theres a

*asked on June 6, 2007* -
## English

What is Elie Wiesel's main message to both young and old?

*asked on April 3, 2020* -
## science

Identify one pro and one con to using nuclear energy as a power source

*asked on January 14, 2020* -
## u.s. history

What was Ballou fighting for and why?

*asked on December 9, 2019* -
## algebra

solve using substitution 5x-2y=0 and 3x+y=-1

*asked on August 19, 2018* -
## math

the moon travels about 1.42 * 10^7 meters of its orbit in one twenty-four hour period. which of the following is the most reasonable estimate for the distance the moon travels around the earth in 27 days?

*asked on April 8, 2018* -
## math

can someone please help me i am lost. S this is kind of like your problems i can help you and you can help me *** the speed of the light in a vacuum is 299,792,458 meter per second which number, written in scientific notation, is the best approximation of

*asked on April 5, 2018* -
## Maths

The two 4's in the number 420.41 have different values. What is the difference in their values?

*asked on November 8, 2016* -
## Lee college

two cars start driving in the same direction from the same place. If one travels 54 mph and the other 61 mph, how long will it take to be 49 miles apart?

*asked on September 19, 2016* -
## Geometry

A ladder resting against a wall forms an angle of 60 degree with the level ground. If the foot of the ladder is moved out from the wall 8ft. the ago forms with the ground is 45 degree. Find the length of the ladder.

*asked on May 1, 2016* -
## Geometry

A point on the ceiling of a room is 12ft. from each of the vertices of a triangle on the floor whose legs are 6ft. A and 8ft. respectively. find the length of the ceiling.

*asked on April 30, 2016* -
## math

5x-4y=-7 3x-3y=-21 (linear combination method)

*asked on March 11, 2016* -
## algebra

How do I predict an item's price at a future date (what formula do I use?)? given info. is cost of a Fast food Hamburger $0.15 in 1960,$0.30 in 1970, $0.50 in 1980, $0.75 in 1990, $0.89 in 2000. question#1 find average rate of increase. then predict the

*asked on November 16, 2015* -
## maths

A man swim at a speed of 50m/min, swims 100m against the current and 100m with the current. if the time difference between the two times is 3min 45sec. find the speed of the current?

*asked on October 20, 2015* -
## maths

A sum of money is divided among three persons, X,Y and z in the ratio of 10:7:5. if Y gets $14 more then Z, how much X will get and what is the total sum of money?

*asked on October 18, 2015* -
## Algebra 2

Did I translate this verbal phrase into an algebraic equation correctly? The quotient of ten less than a number and 8 (x-10)/8

*asked on October 17, 2015* -
## physics

One cubic centimetre (1.0 cm3) of water has a mass of 1.0 × 10−3 kg. (a) Determine the mass of 1.0 litre of water. Assuming that biological substances are 98% water, estimate the masses of (b) a cell with a diameter of 1.0 μm, (c) a human kidney, and

*asked on September 11, 2015* -
## maths

a person left a property of 30000 heritage is divided into his 4 sons and 3 daughters such that each daughter get half of the sons share . a loan of 8000 also to be paid. find the share of each.

*asked on September 3, 2015* -
## math

In a class election,the votes of the two candidates were in the ratio 4:5. If there were 45 students in the class, how many did each get?

*asked on July 27, 2015* -
## maths

plz solve according to sequence and series pattern a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he

*asked on January 10, 2015* -
## maths-6th grade

plz solve according to sequence and series pattern a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he

*asked on January 10, 2015* -
## maths 6th grade

a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he continued in his way for the rest of their journey. how

*asked on January 10, 2015* -
## maths

the minute hand of a clock is 9cm long. the hour hand clock is 2/3 times longer than the minute clock. how much more distance will minute hand clock move than hour clock in 1 hour?

*asked on December 9, 2014* -
## matha

the minute hand of a clock is 9m long. the hour hand clock is 2/3 times longer than the minute clock. how much more distance will minute hand clock more than hour clock in 1 hour/

*asked on December 9, 2014* -
## Chemistry

What is the final concentration if 27.08 (MW: 36.46) dissolved in 55.51 ml?

*asked on April 25, 2014* -
## chemistry

What will be the total mass of a 73.3 gram flask and its contents if it contains 20.1 mL of concentrated sulfuric acid with density 1.84 gram per mL?

*asked on October 28, 2012* -
## math

what two number are exactly 9 unit segment from 2 on a number line.

*asked on August 27, 2012* -
## math

f(x) = 4x^2 − x + 3, find f(a+h) I have 4a^2+8ah+4h^2-a-h+3 Is that right so far? and what do I do after that?

*asked on January 25, 2012* -
## Physics

The coefficient of static friction between the 3.00 -kg crate and the 35 degree incline is .300. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline.

*asked on September 26, 2011* -
## physics

An object is acted by 3 coplanar forces:30 newton to the north, 20 in the direction S20degrees E and 25 newton in a direction W20degrees S.Find the resultant

*asked on April 5, 2011* -
## science

A ship sailed 15 km north, then 20km east followed by 10km south. Find its displacement from its starting point

*asked on April 5, 2011* -
## chemistry

How many formula units is a 125.8g of Nacl

*asked on November 8, 2010* -
## Finance

Assume AirJet Best Parts has also a preferred stock issue. The most recent dividend per share paid on the stock was also $1.50, the same as the common stock. Which one would you think has a higher price, the preferred stock or the current stock?

*asked on October 8, 2010* -
## Finance

What coupon rate should AirJet Best Parts set on its new bonds to sell them at par value?

*asked on October 8, 2010* -
## physiology

what is the relatioship between electrical activity and muscle force produced ?

*asked on October 3, 2010* -
## Maths

Hi, I have to produce a sketch of a line that passes through the points (4,3) and (10,0), i have already worked its gradient out to be -0.5 and its y - intercepts as 5. For some reason i am having a mental block on the next bit! I need to add the line y =

*asked on July 12, 2010* -
## math

suppose you add 8 to a number, then multiply by -4, and then subtract 5. IF the result is 10 what is the starting number?

*asked on December 15, 2009* -
## math

before the year end sale one used car was priced at 8,925. During the sale the car was marked down to 7,586.25. By what percent was the car marked down?

*asked on December 15, 2009* -
## math

suppose you invest $525 for five years at an annual interest rate of 4.2%. What is your balance at the end of five years rounded to the nearest cent?

*asked on December 15, 2009* -
## College Physics

A simple circuit is made of a power source, a rheostat and an ohmic resistor. The potential difference across the resistor is initially 5.0 ± 0.1 V. A good lab student measures the current across the resistor to be 1.65 ± 5 mA. a)If the student increases

*asked on February 10, 2009* -
## College Physics

Common light bulbs have a mental filament made of tungsten and when a current passes through it, it radiates visible light, as well as heat. If initially the filament's resistance is 2.45 Ω (6%) at 20 degrees Celsius and the temperature coefficient of

*asked on February 10, 2009* -
## home economics

what are fats that come from plants that are liquid at room tempurature

*asked on December 9, 2008* -
## homework

why are auckland wellington dunedin and christchurch mian centers of new zealand

*asked on July 29, 2008* -
## math

Art Conn bought a used car for $600 and sold it to Hardy Pyle for $800. He later bought it back for $800 and resold it for $1000. Did Art make a profit, if so how much? Is the correct answer yes $400?

*asked on May 15, 2008* -
## math

My name is Two Twenty. I am in search of my friend. Find the sum of my proper divisors to bring my journey to an end. What is my friend's name?

*asked on April 21, 2008* -
## math

Arrange the digits 5, 6, 7, 8, and 9 in the blanks to maximize the product. ___ ____ ____ x ____ ____

*asked on April 21, 2008* -
## math

Determine the value of A if the ten digit number 512A51739A is divisible by 7, 11 and 13. Is the correct answer 6?

*asked on April 21, 2008* -
## math

Only one number is spelled in the English language with its letters in alphabetical order. What is the number? Is the correct answer eight?

*asked on April 21, 2008* -
## m

Name the triple (a, b, c) of positive integres exist such that a, b, and c are prime and a squared and b squared = c?

*asked on April 2, 2008* -
## math

How many minutes are needed to make a 30 mile trip at an average speed of 20 miles per hour?

*asked on April 2, 2008* -
## math

The average, that is, the arithmetic mean, age of a group of doctors and lawyers is 40. If the average age of the doctors is 35 and the average age of the lawyers is 50, then what is the ratio of the number of doctors to the number of lawyers?

*asked on April 2, 2008* -
## math

A group of mathematics teachers went to a restaurant. They agreed to split the bill equally. When the bill arrived, two of them discovered that they had forgotten their money. The others in the group agreed to make up the difference by paying an extra

*asked on April 2, 2008* -
## math

Find a, given that 5 is the remainder when x to the fourth power - 2x cubed + ax squared - x - 1 is divided by x + 2?

*asked on April 2, 2008* -
## math

Mary Fairfax Somervilee was a nineteenth century mathematician in England. To discover the year in which she was awarded a silver medal for her solution to the Diophantine equation, find the value of the following expression: 3(1 + 3 + 5 + ... + 51) - 221

*asked on March 18, 2008* -
## math

4. Aristotle used deductive logic, in particular, syllogism. Solve for G to find in which century B.C. he was born. A = D B = 4 E = 3 D = E and G = A + 1

*asked on March 18, 2008* -
## math

In 1654 Blaise Pascal invented Pascal's triangle,for which the first four rows are given: 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 --1 6 15 20 15 6 1 --1 7 21 35 35 21 7 1 Determine the ratio of the sums of the terms of the seventh and eighth rows. Is

*asked on March 18, 2008* -
## math

If the square root of the square root of the square root of a number is 2, what is the number? I got 256. Is that correct?

*asked on March 18, 2008* -
## math

Fifty umbrellas were sold on a rainy April day. Five times as many red as blue were sold, three times as many green as blue, nine more black than blue, and seven fewer purple than black. Five umbrellas were purple and six were white. How many of each color

*asked on March 18, 2008* -
## math

If a is 50% larger than c and b is 25% larger than c, then a is what percent larger than b? (a) 20% (b) 25% (c) 50% (d) 100% (e) 200%

*asked on February 17, 2008* -
## math

The positive integer 4 can be represented as a sum of 1's or 2's in five ways, such as 1 + 2 + 1 and 1 + 1 + 2. Show all the ways that the positive integer 5 can be represented as a sum of 1's or 2's.

*asked on February 17, 2008* -
## math

What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?

*asked on February 17, 2008* -
## math

Vanna Red sells the vowels a, e, i, o, and u each for a different price but less than $250. Consonants are free. You must pay separately for each occurrence of a vowel in a word. Audacious sells for $260, equivocations for $340, inimitable for $225,

*asked on February 14, 2008* -
## math

What is the least positive integer that has exactly thirteen factors?

*asked on February 14, 2008* -
## Calculus

What is the tens digit of 0! + 1! + 2! + 3! + ... + 2000!?

*asked on February 12, 2008* -
## Calculus

On !@#$%^&'s birthday, his brother Harry is seventeen years younger than three times !@#$%^&'s age. The boys father, Tom, is twelve years older than twice Harry's age. If !@#$%^& is seven years younger than his brother, how many candles are on !@#$%^&'s

*asked on February 12, 2008* -
## Calculus

Vanna Red sells the vowels a, e, i, o, and u each for a different price but less than $250. Consonants are free. You must pay separately for each occurrence of a vowel in a word. Audacious sells for $260, equivocations for $340, inimitable for $225,

*asked on February 12, 2008* -
## Calculus

What is the least positive integer that has exactly thirteen factors?

*asked on February 12, 2008* -
## Calculus

Your high school softball team has won ten games and lost five games. To get into the playoffs, your team must win at least 80% of the games that it plays. If your team wins all its remaining games, it makes the playoffs. What is the fewest number of games

*asked on February 12, 2008* -
## Environmental Science

State the two energy laws. I only found that basic types are potential and kinetic energy. Em I right or wrong? My other question How does it relate to entropy? Entropy is a measure of disorder or uncertainly about a system. Don't get it?! Help me please

*asked on September 5, 2007* -
## Environmental Science

In one sentence, define matter and energy. I don't how in the world em I going to define in a sentence. Please help! Thanks!

*asked on September 5, 2007* -
## Science

5 examples of (A)Source of kinetic energy (B)Source of potential energy (C)Chemical energy

*asked on August 30, 2007* -
## health

I've read through my book and am having trouble understanding the chapter when they talk about the following topics can someone explain it to me thanks How do lipids move through the body so they can be digested and absorbed? How are lipids stored in the

*asked on June 14, 2007* -
## math,help

and then this one as well : state the dual problem for each linear programming problem. minimize w =y1+y2+4y3 subject to: y1+2y2+3y3 >=115 2y1+y2+8y3>=200 y1 +y3 >=50 with y1>=0, y2>=0, y3>=0

*asked on June 13, 2007* -
## math,help

this is from another section one of the problems can someone help me. dierections: use the simplex method to solve each linear programming problem. maximize z = 12x1 +15x2 +5x3 subject to: 2x1+2x2+x3 =0,x3>0

*asked on June 13, 2007* -
## math,help

also can somone explain to me these types of problems. directions are introduce slacks variables as necessary, then write the intial simplex tableau for each linear programming problem. find x1 >= 0 and x2 >= 0 such that x1+x2

*asked on June 13, 2007* -
## math , help

can someone show me how to solve this: directions: pivot once as indicated in each simplex tableau. Read the solution from the result. the number that is highlighted is row 2 column 3 which is the 5 the matrix is a 4 X 8 under column one it reads as:

*asked on June 13, 2007* -
## health class

Can someone help me with this:thanks... "Should we eliminate fats from our diets altogether and increase proteins" "What are some of the benefits that unsaturated fats and proteins provide when included in a balanced diet" This is my opinion on this: I

*asked on June 12, 2007* -
## math,algebra

What are some of the challenges one might experienced using matrix operations? The main one in my experience is typing the matrix correctly into the calculator. Computations using large matrices require a lot of CPU time. what does CPU mean

*asked on June 5, 2007*

## Pages

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