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

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Question 1010736: A class contributed $11.40 in dimes and quarters to a welfare fund. In all, there were 60 coins. How many coins of each kind were contributed?
Click here to see answer by fractalier(6550) About Me 

Question 1010738: One bar of tin alloy is 25% pure tin and another bar is 10% pure tin. How many pounds of each alloy must be used to make 75 pounds of a new alloy which is 20% pure tin?
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Question 1010729: Twice the smaller of two numbers is one-half of the larger number. The larger is 10 more than 3 times the smaller. Find the numbers.
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Question 1011629: The sum of the digits of a two digit number is 9. If the digits are reversed, the resulting number is 45 more than the original. What is the number?
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Question 1011629: The sum of the digits of a two digit number is 9. If the digits are reversed, the resulting number is 45 more than the original. What is the number?
Click here to see answer by josgarithmetic(39616) About Me 
Question 1011629: The sum of the digits of a two digit number is 9. If the digits are reversed, the resulting number is 45 more than the original. What is the number?
Click here to see answer by MathTherapy(10551) About Me 

Question 1011745: If 1 hour in another planet is equal to 7 years on earth. How many years will it be on earth if I stayed on that planet for 24 hours?
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Question 1012192: Mr. Charles bought a total of 5 pounds of fruit. He spent $6.58 and he bought apples, oranges, and grapes. How much of each fruit did Mr. Charles buy?
Apples cost $0.95/pound
Oranges cost $0.83/pound
grapes cost 1.60/pound
Thank you for your consideration of assistance.

Click here to see answer by ikleyn(52775) About Me 
Question 1012192: Mr. Charles bought a total of 5 pounds of fruit. He spent $6.58 and he bought apples, oranges, and grapes. How much of each fruit did Mr. Charles buy?
Apples cost $0.95/pound
Oranges cost $0.83/pound
grapes cost 1.60/pound
Thank you for your consideration of assistance.

Click here to see answer by macston(5194) About Me 

Question 1012086: Suppose A1,A2,A3...,A30 are thirty sets each with five elements and B1,B2,.....Bn are n sets each with three elemnts. Let A1UA2U.....UA30=B1UB2U....UBn=S
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Question 1012299: The sum of your parents age is 74. Your father is 6 years older than your mother. Write a system of equations to find the ages of both parents.
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Question 1012301: You have one dollar bills and five dollar bills in your piggy bank. You know you have 12 bills all together. You take the money out and count the value of each bill. You discover that your total amount of money is 24 dollars. Write a system of equations. How many one dollar bills did you have? How many five dollar bills did you have?
Click here to see answer by Tomatoma(1) About Me 

Question 1012893: An 18m diameter piece is cut from a 2m by 2m material. How much clothing material is wasted?
Click here to see answer by ikleyn(52775) About Me 

Question 1013310: There are 72 members of the show choir. There are 6 more boys than girls in the choir. How many girls and boys are in the choir?
Click here to see answer by fractalier(6550) About Me 
Question 1013310: There are 72 members of the show choir. There are 6 more boys than girls in the choir. How many girls and boys are in the choir?
Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 1013311: A student bought 3 boxes of pencils and 2 boxes of pens for $6. He then bought 2 boxes of pencils and 4 boxes of pens for $8. Find the cost of each box of pencils and pens.
Click here to see answer by josmiceli(19441) About Me 

Question 1014002: one month keisha rented 5 movies and 3 video games for a total of $41. The next month she rented 7 movies and 9 videos games for a total of $85. FInd the rental cost for each movie and each video game
Click here to see answer by fractalier(6550) About Me 

Question 1014403: Puri has twice as many movies on DVD as he has on BluRay disc. Find the number of DVDs if he has a total of 126 movie recordings.
2x + xb=126 ??? I know this isn't right. What am I missing.



Click here to see answer by stanbon(75887) About Me 

Question 1014640: The fifth-grade teachers took their classes on a field trip to a museum. The first group had 25 students and 2 teachers and cost $97.50. The sencond group had 32 students and 3 teachers and cost $127. Whats the cost oer student, per teacher?
Click here to see answer by macston(5194) About Me 

Question 1015172: The length of a rectangular window is 5 feet more than the with. The area of the window is 36 square feet. Find the length and with of window
Click here to see answer by fractalier(6550) About Me 

Question 1015298: X^3-380x^2+2x-760=0.
Solve by setting each factor to zero

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Question 1015350: The Caverns of Sonora have two different types of tours: the Crystal Palace tour and the Horseshoe lake tour. The total length of both tours 3.25 mi. The Crystal Palace tour is a half mile less than twice the distance of Horseshoe Lake tour. Determine the length of each tour.

Click here to see answer by macston(5194) About Me 

Question 1015415: The sum of two digit number is 13.when 9 is subtracted from the original number,it is equal to its reversed.what is the original number?
Click here to see answer by ikleyn(52775) About Me 

Question 1015636: The president of a major housing construction firm reports that the number of construction jobs (in millions) created is given by N(x)=1.42x where x denotes the number of housing starts. Suppose the number of housing starts in the next t months is expected to be x(t)= 7(t+10)^2 / (t+10)^2+2(t+15)^2 million units/year.
a) Find an expression for the number of jobs created per month in the next t months.
b) How many jobs will have been created 6 months from now?

Click here to see answer by stanbon(75887) About Me 

Question 1016035: An amusement park charges admission plus a fee for each ride.Admission plus two rides cost $10.Admission plus five rides coat $16.What is the change for admission and the cost for a ride?
Click here to see answer by fractalier(6550) About Me 

Question 1016265: A circular mirror is surrounded by a square metal frame?.The radius of the mirror is 4x. The side length of the metal frame is 16x. What is the area of the metal frame?
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Question 1016893: Find the number of distinguishable permutations of the letters of the word EDUCATED.
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Question 1017289: How to compare fractions
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Question 1017974: find the area of the inscribed circle of a triangle, where the triangle has an area of 756 cm2, and a perimeter of 168cm
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Question 1018499: The numerator of a certain fraction is 3 less than its denominator. If 6 is added to
the numerator and 5 to the denominator, the value of the fraction is doubled.
Find the fraction.

Click here to see answer by josgarithmetic(39616) About Me 
Question 1018499: The numerator of a certain fraction is 3 less than its denominator. If 6 is added to
the numerator and 5 to the denominator, the value of the fraction is doubled.
Find the fraction.

Click here to see answer by MathTherapy(10551) About Me 

Question 1019159: In the last​ year, a total of 2749 earthquakes occurred in the country. Of​ these,85.6% were minor tremors with magnitudes of 3.9 or less on the Richter scale. How many minor earthquakes occurred in the country in the last​ year? Round to the nearest whole number.
The number of minor earthquakes was ____


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Question 1019400: A total of
492
tickets were sold for the school play. They were either adult tickets or student tickets. There were
58
fewer student tickets sold than adult tickets. How many adult tickets were sold?

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Question 1019777: the sum of two numbers is 38. the larger number is 20 more than the smaller. what are the numbers
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Question 1019830: celcius word problem with solution
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Question 1020093: Please help me solve this word problem: An animal shelter spends $3.50 per day to care for each bird and $7.50 per day to care for each cat. Sarah noticed that the shelter spent $137.00 caring for birds and cats on Thursday. Sarah found a record showing that there were a total of 30 birds and cats on Thursday. How many birds were there on Thursday? How many cats were there on Thursday?
Click here to see answer by Cromlix(4381) About Me 

Question 1020270: the sum and product of two numbers are equal to -10 and -600 respectively.
find the numbers ?

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Question 1020270: the sum and product of two numbers are equal to -10 and -600 respectively.
find the numbers ?

Click here to see answer by MathTherapy(10551) About Me 

Question 1020562: A sorority set up a charity to help raise money for a local children's support group. They sold chicken dinners for $8 and steak dinners for $10. if 142 people ate dinner at the fundraiser and the sorority raised $1326, how many people ordered chicken and how many people ordered steak?

Click here to see answer by FrankM(1040) About Me 

Question 1021006: Solve the problem by setting up and solving an appropriate algebraic equation.
Find a number such that 60 more than one-third of the number equals three-fourths of the number

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Question 1021432: Find the equation of the circle which passes through the points (1,-2), (5,4) & (10,5). If possible please use the substitution process.
Click here to see answer by Alan3354(69443) About Me 

Question 1021688: You have 60 feet of fencing to fence in part of your backyard for your dog. You want to make sure that your dog has 400 square feet of space to run around in. The back of your house will be used as one side of the enclosure.
A. Write equations in terms of l and w for the amount of fencing and the area of the enclosure.
I just need the equations I can do the rest.

Click here to see answer by macston(5194) About Me 

Question 1022358: How many pounds of nuts selling for $18per lb and raisins selling for $6per lb should a person combine to obtain 60lb of a trail mix for $10 per lb?
Click here to see answer by josmiceli(19441) About Me 

Question 1022540: Erin and Sam are selling fruit far a school fundraiser. Customers can buy boxes of tangerines and boxes of pears. Erin sold 13 boxes of tangerines and 14 boxes of pears for a total of $276. Sam sold 14 boxes of tangerines and 2 boxes of pears for a total of $88. What is the cost each of the one box of tangerines and one box of pears? Show your work.
Click here to see answer by addingup(3677) About Me 

Question 1023093: The equation h = - 16t^2 + 40t + 5 gives the height in feet of a baseball as a function of time in seconds after it is hit. How long does it take for the baseball to hit the ground?
Click here to see answer by robertb(5830) About Me