Questions on Word Problems: Miscellaneous Word Problems answered by real tutors!

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Question 287849: A total of fifteen delegates from Israel, Palestine,Russia and the United States meet at a conference. Each of these countries has sent a different number of delegates (with each country sending at least one delegate). Israel and Russia have sent a combined total of six delegates. Russia and the United States have sent a combined total of seven. Once country has sent four delegates. Which one was it?
A Russia B Palestine C United States D Israel E Not enough Information
Click here to see answer by richwmiller(9135)

Question 287829: Laura jogs seven blocks the first day of her training program. She increases
her distance by two blocks each day. On the last day she jogs 25 blocks How many days was she in training?
Click here to see answer by josmiceli(9650)

Question 287839: A 1000-seat multiplex is divided into 3 theaters. There are 204 seats in Theater 1, and 108 more seats in Theater 2 than Theater 3. How many seats are in Theater 2?
a) 796 b) 452 c) 688 d) 344 e) 542
Click here to see answer by Stitch(352)

Question 287847: Rain falls all night over a lake. The total rainfall is 50 litres per square meter. By how much does the surface of the lake rise?
A .05m B .5m C 5m D 50m E none of these
Click here to see answer by Alan3354(30965)

Question 287838: If the first day of the year 2005 was a Saturday, what day of the week was July 1st 2005?
a) Monday b) Tuesday c) Wednesday d) Thursday e) Friday
Click here to see answer by CharlesG2(828)

Question 287832: An exam has 20 questions. It is scored by giving 10 points for each correct answer and deducting 5 points for every incorrect answer. If you answer all 20 questions and score 125 points, how questions did you answer correctly?
a) 15 b) 16 c) 14 d) 11 e) 12
Click here to see answer by josmiceli(9650)

Question 287808: Gone fishing. Debbie traveled by boat 5 miles upstream to fish in her favorite spot. Because of the 4-mph current, it took her 20 minutes longer to get there than to return. How fast will her boat go in still water?

Click here to see answer by ankor@dixie-net.com(15624)

Question 287918: I have a word problem here at least thats what I think this is and I have no clue how to calculate any help would be appreciated

After leaving a fulfilling career is a math teacher, Phil decides to venture out into the world of DVD sales. The cost of producing x DVD’s is given by the function C(x) = 1.3x + 275. The DVD’s can be sold on E-bay for $10 each.
(a) What are the fixed costs?

(b) Find the revenue and profit functions.
(c) Find the break-even point.
(d) If Phil manages to sell 500 DVD’s per month, what will his yearly profit be?

Eric
Click here to see answer by ankor@dixie-net.com(15624)

Question 287851: Ten pennies and ten nickels were arranged alternatively as PNPN...PN. A move consists of exchanging the position of two adjacent coins. What is the minimum number of moves needed to move all the pennies to one end,and all the nickels to the other end,i.e.,PPP...PN...NNN?
A 10 B 20 C 25 D 40 E 45
Click here to see answer by drk(1908)

Question 287927: I must say word problems or problems of this nature are impossible to calculate this particular one doesnt make a whole lot of sense any help would be appreciated:
Two airplanes are leaving O'Hare at the same time, one bound for New York and the other for California. The one heading to California has a tail wind and is thus going 25 MPH faster than the one headed for New York. If after one hour they are 575 miles apart, what are their speeds?
Eric

Click here to see answer by Grinnell(63)

Question 287986: I need to get my truck serviced. The maintenance guy said the anti-freeze in my radiator is at 25% solution and I only have about 4 gallons in the radiator. It needs to be at 50% solution for the winter. The anti-freeze that he has is a 100% solution. How many gallons of 100% anti-freeze should be mixed in the 25% solution to bring it up to a 50% solution?

Click here to see answer by stanbon(57223)

Question 287805: Find the sum. Use the summation capabilities of a graphing utility to verify your result.

5
summation sign 7c
k = 2

Click here to see answer by nyc_function(2733)

Question 288042: Big Al, the ape, ate 100 bananas from May 1 through May 5. Each day he ate 6 more bananas than the previous day. How many did he eat on May 5th?
a) 20 b) 22 c) 30 d) 32 e) 34
Click here to see answer by toidayma(44)

Question 288041: If A ¥ B means (A + B)/2, then what is the value of (3 ¥ 5) ¥ 8?
a) 1 b) 6 c) 8 d) 12 e) 16
Click here to see answer by vleith(2825)

Question 288057: How many seconds longer is 2% of an hour than 30% of a minute ?
A 16.8 b 1008 c 6 d 54 e they are the same

Click here to see answer by richwmiller(9135)

Question 288045: When 16 litres are added to a gas tank which is 1/2 full, the tank is 2/3 full. The capacity of the tank, in litres, is
a) 24 b) 32 c) 64 d) 63/3 e) 96
Click here to see answer by Alan3354(30965)

Question 288047: A man was hired to work for $3 a day, but on the condition that for every day he was idle he should forfeit $1.50. At the end of twenty days he received $33. How many days had he been idle?
a) 2 b) 4 c) 6 d) 8 e) 10
Click here to see answer by richwmiller(9135)

Question 288070: How many 12oz cans of juice would it take to give 60 people one 8-oz serving each?
Click here to see answer by stanbon(57223)

Question 288073: A college awarded 26 varsity letters in crew, 15 in swimming, and 16 in soccer. If awards went to 46 students and only 2 lettered in all sports, how many students lettered in two of the three sports
Click here to see answer by richwmiller(9135)

Question 288071: In an interview of 50 math majors,
12 liked calculus and geometry
18 liked calculus but not algebra
4 liked calculus, algebra, and geometry
25 liked calculus
15 liked geometry
10 liked algebra but neither calculus nor geometry
2 liked geometry and algebra but not calculus.
Of those surveyed, how many liked calculus and algebra?

Click here to see answer by Edwin McCravy(8880)

Question 288094: farmer fred has a group of rabbits and chickens. There are 18 heads and 58 feet. Assuming there are not mutant animals, how many rabbits and chickens are in this group?
Click here to see answer by richwmiller(9135)

Question 288072: A ski resort offers a weekend ski package for $80 per person or $6000 for a group of 80. Which is the better deal for the traveling group of 80 ?
Click here to see answer by richwmiller(9135)

Question 288076: Jim was paid $800 a month for his first six months of work and then received a $20 per month raise for his next six months. How much money did he make for the year?

Click here to see answer by richwmiller(9135)

Question 288176: Find four large cities around the world and an approximate percentage rate of population growth for the countries in which the cities are located. Estimate the population in each of the four cities in 25 yr.
Click here to see answer by Deina(147)

Question 288274: A hockey team has won 50 games out of 75 played and has 45 games still to
play. The number of the remaining games that the team must win in order
that its percentage of games won for the entire season will be 60% is
(a) 0 (b) 10 (c) 22 (d) 27 (e) 45
Click here to see answer by amnd(23)

Question 288287: A dog and a rabbit are 180 meters apart The dog chases the rabbit. For every 9 meters that the dog runs, the rabbit jumps 5 meters. The distance, in meters, that the dog must run in order to overtake the rabbit is
(a) 184 (b) 189 (c) 225 (d) 405 (e) 1620
Click here to see answer by mananth(12270)

Question 288283: The number of degrees the minute hand of a clock passes through between
9:45 am and 10:13 am is
(a) 28 (b) 68 (c) 84 (d) 140 (e) 168
Click here to see answer by xtinman61x(2)

Question 288309: At a Grade 8 graduation dance, 11 friends ask the photographer to take
pictures of them two at a time. If each of the friends has his/her picture
taken with each of the other people, then the minimum number of pictures
that could be taken is
(a) 11 (b) 21 (c) 22 (d) 55 (e) 110
Click here to see answer by stanbon(57223)

Question 288271: A ball bounces 1/3 of the height from which it is dropped. If it reaches a height of 3 units on the third bounce, from what height was it originally dropped ?
A 3 b 9 c 27 d 81 e 243

Click here to see answer by Alan3354(30965)

Question 287786: a certain amount of money is invested at 8% and PHP150,000 more than that amount is invested at 9%. The annual interest from the 9% investment exceeds the annual interest from 8% investment by PHP16,00. How much is invested at 9%?
thankyou tutor..:)))
Click here to see answer by ankor@dixie-net.com(15624)

Question 288500: A cyclist travels 84 mi in 7 hours going against the wind. She travels 140 mi with the wind in the same amount of time. What is the rate of the cyclist in still air and what is the rate of the wind?
Click here to see answer by stanbon(57223)

Question 288520: A motorboat travels 385 mi in 7 hours going upstream. It travels 623 mi going downstream in the same amount of time. What is the rate of the boat in still water and what is the rate of the current?
Click here to see answer by oberobic(2304)

Question 288541: A motorboat takes 4 hours to travel 256 mi going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of the current?
Click here to see answer by mananth(12270)

Question 288554: The half-life of radium is 1690 years. If 60 grams are present now, how much will be present in 440 years?
Click here to see answer by stanbon(57223)

Question 288548: The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model A=3000e^0.053t. When will the account be worth $5097?
Click here to see answer by Theo(3458)

Question 288602: Two adults and three children with a canoe on moose island want to go to Canary island.The canoe can hold either one adult and one child or three children. how many trips does the canoe have to make from one island to the other to ferry everyone across ?
A 2 b 3 c 4 d 5 e 6

Click here to see answer by richwmiller(9135)

Question 288659: If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together/
Click here to see answer by brucewill(101)

Question 288667: There is a ticket value of $176.75. A child's ticket cost $5.50 and an adults ticket cost $8.75. If there were three times as many children tickets as adults tickets, how many children and adults got to see the show?
Click here to see answer by brucewill(101)

Question 288941: The sum of an integer and its reciprocal is 65/8. Find the integer.
Click here to see answer by Alan3354(30965)

Question 288941: The sum of an integer and its reciprocal is 65/8. Find the integer.
Click here to see answer by unlockmath(1599)

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