Questions on Word Problems: Evaluation, Substitution answered by real tutors!

Tutors Answer Your Questions about Evaluation Word Problems (FREE)

Question 309420: The sum of the digits of a certain two digit number is 7. The reversing digit increase the number by 9
Click here to see answer by Stitch(352)

Question 309419: The difference of two numbers is 3. Their sum is 13. Find the numbers
Click here to see answer by Alan3354(30993)

Question 309540: A fence post 5ft high casts a shadow 6ft long. At the same time the shadow of of a tower is 30 ft long. How high is the tower

Click here to see answer by alicealc(281)

Question 310516: the use seante has 100 memebers after a certain election, there were 4 more democrats than Republicans with no other parties represented how many members of each party were ther in the senate
Click here to see answer by rfer(12666)

Question 310508: A choir is singing at a festival. On the first night 12 choir members were absent, so the choir stood in 5 equal rows. On the second night only 1 member was absent so the choir stood in 6 equal rows. The same number of people stood in each row each night. How many members are in the choir?
Click here to see answer by ankor@dixie-net.com(15660)

Question 310816: I am not sure what kind of probelm this is or how to begin to solve it?? Can someone please help me? I have a collection of marbles and if I borrow 5 marbles from a friend, I can arrange marbles in rows of 13 each. What is the remainder if I divide the original number of marbles by 13? I understand that I divide but what?? How do I figure how many rows? if I subtract 5 from 13 I get 8 and if I divide that by 13 then I get .6, is this what the problem is asking me for?
Click here to see answer by solver91311(16897)

Question 310863: Adult tickets to the football game are $5.00. Children's tickets are $3.25. If the boosters sold 247 tickets and took in $662.75, how many adult tickets were sold?
Click here to see answer by nyc_function(2733)

Question 310865: find the amount borrowed on a 24 month loan at 5 3/4% if $368 in interest was paid
Click here to see answer by stanbon(57379)

Question 310874: 25 decreased by a number is equal to -10 what is the number?
Click here to see answer by mollukutti(30)

Question 311570: jimmy is a partner in an internet based coffee supplier. The company offers gourmet coffee beans for $11 per pound and regular coffee beans for $4 per pound. Jimmy is creating a medium price product that sell for $6 per pound. The first thing to go into the mixing bin was 12 pounds of gourmet coffee beans. How many pounds of the less expensive regular beans should be added
Click here to see answer by checkley77(12569)

Question 311826: If Plan A cost 35 dollars every month and 10 cent per text and Plan B cost 18 dollars every month and 20 cent per text. How many text messages will they have to make for them to cost the same?
Click here to see answer by rfer(12666)

Question 312644: How many cups of grape juice must be added to 40 cups of punch that is 5% grape juice to obtain a punch that is 10% grape juice?
Click here to see answer by scott8148(6628)

Question 312836: Please assist me in this substution problem & please include the check at the end. 5x-3y=65
x=-2y
Thank You!
Steve
Click here to see answer by ichudov(499)

Question 312836: Please assist me in this substution problem & please include the check at the end. 5x-3y=65
x=-2y
Thank You!
Steve
Click here to see answer by rfer(12666)

Question 312933: There is a circular plot covering an area of 15 square meters.
Write an equation you could solve to find the radius.
Click here to see answer by stanbon(57379)

Question 313216: Stephen is traveling for the weekend. His parents sain they would give him $2.50 for each gallon of gas he uses. Since gas costs more than $2.50 a gallon, Stephen needs to put in an extra $30.75 for his trip. If he spent altogether $120.50 on gas, how many gallons of gas did he buy?
Click here to see answer by rfer(12666)

Question 313474: one-fifth has the same value as

Click here to see answer by nerdybill(6962)

Question 313459: The oldest child in a family of four children is twice as old as the yougest. The two middle children are 13 and 15 years old. If the average age of the children is 14.5 , how old is the youngest child?

Click here to see answer by unlockmath(1603)

Question 313572: The planet Uranus has 13 more moons than Neputune, Saturn has 2 more than twice the number of moons of Neptune. The total number of moons for these planets is 47. How many moons does each planet have?
Click here to see answer by mananth(12270)

Question 314222: Fill in the blank:
If a does not equal 0, then =___________
I really need help with this. Please assist if you can.
Click here to see answer by Fombitz(13828)

Question 314222: Fill in the blank:
If a does not equal 0, then =___________
I really need help with this. Please assist if you can.
Click here to see answer by Edwin McCravy(8909)

Question 314636: 5. if a plane can travel 480miles/hr with windand 400 miles/hr against the wind, find the speed of the plane in still air.
Click here to see answer by Fombitz(13828)

Question 314630: 1. chris went shopping and bought 5 nephews a gift, either a video costing 14.95 or a cd costing 16.88. he spent 76.68. how many videos and cd did he buy?

Click here to see answer by Fombitz(13828)

Question 314635: 4.at the beginning of a walk, bill and nancy are 8.8 miles apart. it they oleave at the same time and walk in the same direction, bill overtakes nancy in 11 hours. if they walk towards each other they meet in 1 hour. what are their speeds?

Click here to see answer by ankor@dixie-net.com(15660)

Question 314785: The sum of Jim's age and Mike's age is 52. Six years ago mike was four times as old as jim was. How old is each now?
Let x = jims age
let y = mikes age
Click here to see answer by mananth(12270)

Question 314865: A can finish a work in 6 days whereas B can finish the work in 9 days.If both of them work together,what is the probability that the work will be finished on third day?
Click here to see answer by CharlesG2(828)

Question 314903: Mary paid $16.02 for a book that was marked down 10%. What was the original price?
Click here to see answer by rfer(12666)

Question 315073: An astronaut who weighs 135 pounds on Earth would weigh 35 pounds on the Theta Space Station. If a piece of equipment weighed 2160 pounds on Earth, what would it weigh on Theta Space Station?
Click here to see answer by rfer(12666)

Question 315793: Find the number which when added to its square makes 90.
Click here to see answer by checkley77(12569)

Question 316047: the circumference of a circle is ab out 3 1/7 times the diameter of the circle. what is the circumeference of a circle who diameter is 42 cm?
Click here to see answer by Alan3354(30993)

Question 316058: WHAT IS THE COST OF A KILOLITRE OF MILK IF ONE LITRE COSTD 37 1/2 CENTS?
Click here to see answer by rfer(12666)

Question 316614: P=b+2a+4c,for b
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Question 316618: 4r+16/12=4r-16/4
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Question 316615: the perimeter of a basketball court is 84meters and the length is 6 meters longer than twice the width. what are the length and width?
Click here to see answer by checkley77(12569)

Question 316612: the us senate ha a 100 members. after a certain election,there was four more democrats than republicans,with no other parties represented.how many members of each party were in the senate
Click here to see answer by rfer(12666)

Question 316536: John makes 20 drinks in 5 minutes. Steve makes 20 drinks in 10 minutes and Sue makes 20 drinks in 15 minutes. How long will it take to make 20 drinks if they worked together?
Click here to see answer by checkley77(12569)

Question 316764: If x - 3y = 8 and y = 2x - 1 then x=
Click here to see answer by jim_thompson5910(28598)

Question 316764: If x - 3y = 8 and y = 2x - 1 then x=
Click here to see answer by moshiz08(60)

Question 316844: Trying to express "2 kilometers less than 3/5 the distance, d). Is (3/5d - 15) not correct? What is correct and why? THANK YOU!
Click here to see answer by solver91311(16897)

Question 316970: a certain type of gutter comes in 6 foot and 10 foot sections. How many different lengths can be formed usin g3 sections of gutter?

Click here to see answer by Fombitz(13828)

Question 316977: Find a number such that four times two more than the number is the same as seven less than the opposite of the number.
Click here to see answer by mananth(12270)

Question 317162: Old MacDonald has 100 chickens and goats in the barnyard. Altogether, there are 286 feet. How many chickens and goats are in the barnyard?
write an expression using variables to show how you got your answer

Click here to see answer by stanbon(57379)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610