Questions on Word Problems: Numbers, consecutive odd/even, digits answered by real tutors!

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Question 138891: Three batteries are connected in series so that the total voltage is 54 volts. The voltage of the first battery is twice the voltage of the second and 1/3 the voltage of the third battery. Find the actual voltage of each battery.
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Question 138953: the sum of a number and two-thirds of the number
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Question 138904: Mary’s hourly wage is twice that of John’s. John’s and Dennis’ hourly wages together total $60. If Dennis earns 1/3 of John’s rate, what does John make per hour?
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Question 139015: The difference between two numbers is 40 and their sum is 96. Find the two numbers.
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Question 139015: The difference between two numbers is 40 and their sum is 96. Find the two numbers.
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Question 139305: the product of an even number times an odd number is
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Question 139476: Could you help me from here;
The value of a two digit number is twice as large as the sum of its digits. If the digits were reversed, the resulting number would be 9 less than 5 times the original number. Find the original number.
t = tens digit
u = units digit
10t+u = original number
10u+t = the number named when the digits were reversed
10u+t = 9-5(10t+u)

Click here to see answer by stanbon(57982)

Question 139514: Sprint has a long distance phone plan that charges a monthly fee of $9.99 plus $0.03 per minute.
(a) Write down the equation for monthly bill as a function of minutes used.
(b) Identify dependent and independent variables.
(c) Graph the function.
(d) What is the monthly bill if 255 minutes are used for long distance phone calls?
(e) How many minutes were used for long distance if the long distance phone bill was $ 40.50?

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Question 139509: 2. One number exceeds another by 5. The sum of their reciprocals equal to 19
divided by the product of the two numbers. Find the two numbers.
(a) How will you set up the problem?
(b) What is the equation that the one number exceeds another by 5?
(c) What is the product of two numbers, in terms of x?
(d) What is x? Also check your answer.

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Question 139510: 3. An investor bought 500 shares of stock , some at $ 3.50 per share and some at $6.00 per share. If the total cost was $ 2187.50, how many shares of each stock did the investor buy?
(a) How will you set up the problem?
(b) What is the equation in terms of the variables?
(c) Which shares are more?

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Question 139626: While on a picnic, you and four friends decide to ride the paddle boats. You find that only one paddle boat is available to rent. 3 People can ride at one time. How many different sets of 3 people can be chosen from your group to ride the paddle boat?
I think the answer is 10 by listing all the groups. But I don't know if there is a formula to solve this.
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Question 139571: find the two-digit number whose tens digits is 4 less than its units digits if the original number is 2 more then 3 times the sum of the digits
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Question 140068: Choose three consecutive odd integers such that three times the second decreased by 4 is equal to twice the third increased by 15. Answers (choose one): (a) 11, 13, 15 (b) 13, 15, 17 (c) 23, 25, 27 (d) 25, 27, 29. I don't get how to do this at all. What is "consecutive" anyways? Thanks.
Click here to see answer by mathslover(135)

Question 140140: The sum of a number and 25 times its reciprocal is 10. Find the number.
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Question 140136: The sum of a number and 25 times its reciproal is 10. Find the number.
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Question 140129: A wildlife biologist caught, banded, and released 400 quail at a local quail ranch. One month later, he captured 100 quail in the same reserve and discovered that 16 of these were banded. Estimate the number of quail on the quail ranch and match your result to the correct answer below.
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Question 140236: A oicture frame measures 12cm by 20cm. 84cm(squared) of picture shows inside the frame. Find the width of frame
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Question 140346: "Four times the greater of two consecutive integers is 1 more than five times the lesser number. Find the integers." I need the equation for this word problem, please.
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Question 140573: A three-digit number is 28 times the sum of its digits. The units digit is twice the tens digit and 3 more than the hundreds digit. find the number.
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Question 140804: write a formula to solve:
you have $6.70 in quarters and dimes, a total of 46 coins, how many quarters and how many dimes
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Question 140813: the sum of a two digit number is 10. if 18 be subtracted from it, the digits in the resulting number will be equal. the number is???
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Question 141235: Need to buy $65 worth of a liquid. Can only buy 40 bottles. One bottle costs $1.80 and another costs $1.25. Need to buy the most $1.80 as possible. Need an equation. Thx.
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Question 141369: How do I solve using two equations and two variables?
The tens digit of a two-digit number is twice the units digit. If the digits are reversed, the new number is 36 less than the original number. Find the number.
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Question 140387: Twice the sum of a number and 5 is at least 35. What is the number?
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Question 141721: A construction agency pay equipment operators $134 a day and general laborer $90 a day. If thirty two people were hired and the payroll was $3848 how may equipment operators were employed? How man general laborers?
Thanks!
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Question 141718: Please help me answer this word problem:
The sum of two numbers is 78. If four times the smaller number is subtracted from the larger number, the result is 13. What are the two numbers? Thank you in advance for any help you can give.
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Question 141640: Pls help me solve this problem: The units digit of the difference of the squares of two integers is 2.What is the units digits of the sum of these two squares?
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Question 141766: Please help me with this question:
Nick's telephone company charges$0.01 per minute for weekend calls and $0.08 per minute for calls made on weekdays. This month Nick was billed for 549 minutes.The charges for these minutes was $21.03. How many minutes did he talk on weekends and how many minutes did he talk on weekdays?
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Question 141735: The product of the smaller two of three consecutive integers is equal to 23 plus the largest. Find the integers.
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Question 141770: Against the wind a commercial airline in South America flew 450 miles in 3 hours. With a tailwind the return trip took 2.5 hours. What was the speed of the plane in the air? What was the speed of the wind?
Thank you!
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Question 142098: The sum of two consecutive positive even integers is at most 6. What is the greater integer?
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Question 142371: 2 consecutive even integers that equal 450
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Question 142331: Given a six digit number whose last digit is 1. If you place 1 as the first digit the resulting number is 1/3 that of the original one. Determine the original number.
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Question 142373: two complementary angles have degree measures p and 3p-6
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Question 142630: I need help solving this problem,
An employment agency pays heavy equipment operators $136.00 a day and general laborers $81 a day. If thirty people were hired and the payroll was $3391, how many heavy equipment operators were employed? How many laborers?
Thanks in advance for your help
Click here to see answer by scott8148(6628)

Question 142639: An employment agency pays heavy equipment operators $136.00 a day and general laborers $81 a day. If thirty-one people were hired and the payroll was $3391, how many heavy equipment operators were employed? How many laborers?
Thanks in advance for your helpThis question is from textbook
: I need help solving this problem,
An employment agency pays heavy equipment operators $136.00 a day and general laborers $81 a day. If thirty people were hired and the payroll was $3391, how many heavy equipment operators were employed? How many laborers?
Thanks in advance for your help

Click here to see answer by checkley77(12569)

Question 142635: The sum of two numbers is 64. If twice the smaller number is subtracted from the larger number, the result is 16. Find the two numbers.
THANKS FOR YOUR HELP:)
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Question 142633: On Monday, Harold picked up two donuts and four large coffees for the office. He paid $4.70. On Tuesday, Melinda picked up four donuts and three large coffees. She paid $5.10 What is the cost of one donut? What is the cost of one large coffee?
Thanks:)
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Question 142632: Don williams uses his small motorboat to go 5 miles upstream to his favorite fishing spot. Against the current, the trip takes 5/12 hour. With the current the trip takes 1/4 hour. How fast can the boat travel in still water? What is the speed of the current?
Thank you so much for your help!
Click here to see answer by checkley77(12569)

Question 143199: In Luigi's grocery store, a fresh case of oranges was brought in. Soon after, a man entered the store and bought half the case plus three oranges. Then a woman entered the store and bought half of the remaining oranges plus three oranges. An old lady then bought half of the remaining oranges plus three oranges. A young man then bought half the remaining oranges plus three oranges. Finally, a boy entered the store and bought the last orange. How many oranges were there originally?
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Question 143232: The last one for the day!
Another problem from the GRE Math Review for the General Test!
If 3 times Jane's age, in years, is equal to 8 times Beth's age, in years, and the difference between their ages is 15 years, how old are Jane and Beth?
Thank you!!

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Question 143603: Ten less than twice a number is 16. What is the number?
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