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

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Question 161503: The sum of two numbers is 15. Three times one of the numbers is 11 less than 5 imes the other. The answer is 7 and 8. I just don't know how to set it up to solve.
Click here to see answer by Electrified_Levi(103)

Question 161492: Finding MSRP What was the MSRP for a Hummer HI that sold for 102,272.00 after an 8% discount?
Click here to see answer by checkley77(12569)

Question 161491: Tamika paid 165.00 to her plumber for a service call. If her plumber charges 45.00 plus 40.00 per hours for a sevice call, then for how many hours did the plumber work?
Click here to see answer by checkley77(12569)

Question 161582: it takes a teacher 45 minutes to grade a set of quizzes and takes her aide twice as long to do the same amount of grading. HOw long will it take them to grade a set of quizes if they work together? I try to work it out but i coul not. Please help me. thank you so much.
Click here to see answer by Alan3354(30983)

Question 161589: In 2000 there were 48.5 births per 1000 females 15 to 19 years of age. This birth rate is 4/5 of the birth rate for teenagers in 1991
Click here to see answer by Alan3354(30983)

Question 161592: 1. find three consecutive even integers whose sum is 42.
2. the difference of the squares of the digits of a two digit positive number is
27. If the digits are reversed in order and the resulting number is subtracted
from the original number, the difference is also 27.what is the original
number?
3.A's rate of doing work is three times of B. On a given day, A & B work together
for 4 hrs.;B is called away and S finishes the rest of the job in 2 hrs. How
long would it take B to do the complete job alone?
4.Peter can run around a 400m tract in 65 sec. How long does it take for John to
run the 400m if he meets Peter in 35 sec.After they start together in a race
around the tract in opposite direction?
Click here to see answer by ankor@dixie-net.com(15638)

Question 161824: i want to know how to do this problem four times the sum of three intergers is 48. please HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Click here to see answer by checkley77(12569)

Question 161839: My tens digit is double my ones digit. I am less than 70 and greater than 60
63
(tens digit is 6; ones digit is 3; 6= 2(3))
Click here to see answer by eperette(173)

Question 161735: person A can fill a tank in 10 minutes
person B can fill a tank in 20 minutes
person C can fill a tank in 30 minutes
how long will it take to fill the tank if they all work together?

Click here to see answer by Alan3354(30983)

Question 161996: if a number is added to its square,the result is 42.find the number.
Click here to see answer by MathLover1(6622)

Question 161995: one number is 5 greater than another number.if the sum of their squares is 5 times the square of the smaller number,what are the numbers?
Click here to see answer by vleith(2825)

Question 162007: find three consecutive integers such that the sum of the squares of the second and the third exceeds the square of the first by 21.
Click here to see answer by SAT Math Tutor(36)

Question 162010: 1.)A number less its reciprocal is 8/3.what is the number?
2.)IF A NUMBER IS SUBTRACTED FROM TWICE,ITS RECIPROCAL.THE RESULT IS -23/5.WHAT IS THE NUMBER?

Click here to see answer by ankor@dixie-net.com(15638)

Question 162133: The number is less than 40.It has 7 in the ones place. It is greater than 29.....Is the answer 37 because i just want to be sure please help.
Yes you are correct:
37 > 29 check
37 < 40 check
the 7 in 37 is in the ones place
Click here to see answer by eperette(173)

Question 162199: Two numbers differ by 3. Four times the lesser diminished by three times the greater is 7. Find the numbers.
Click here to see answer by checkley77(12569)

Question 162109: There is 5 times more than three.The number is 197
Click here to see answer by nini2010(2)

Question 162290: if 7 times a number is added to twice the number, the result is 63
Click here to see answer by tutor_paul(490)

Question 162290: if 7 times a number is added to twice the number, the result is 63
Click here to see answer by jojo14344(1512)

Question 162315: Please help me with this question.
Find two consecutive even whole numbers whose product is 224.
Thank you
Taylor
Click here to see answer by jojo14344(1512)

Question 162375: find two numbers whose sum is 55 and whose product is 684

Click here to see answer by Alan3354(30983)

Question 162541: I am to add all the odd numbers from 0-4000. I've tried the calculator and doing it by hand but the teacher and I still get different answers. Is there a simple formula that I can understand.
Leah
Click here to see answer by checkley77(12569)

Question 162575: Find four consecutive odd integers have a sum of 120. What are the integers?
Click here to see answer by checkley77(12569)

Question 162575: Find four consecutive odd integers have a sum of 120. What are the integers?
Click here to see answer by stanbon(57243)

Question 162626: Three times the square of a certain positive number exceeds six times the number by nine. Find the number:
Click here to see answer by stanbon(57243)

Question 162687: Hilary has three times as much money as Paul. Jeff has $4 less than Hilary and $5 more than Paul. How much money does each have?
Click here to see answer by ankor@dixie-net.com(15638)

Question 162804: Find 3 #'s in which the second # is 3 times the first # and the third # is 2 less than 5 times the first #. The sum of three #'s is 115. Find the three #'s.
What I have tried:
3(x+2)+2(5x+1)=115
3x+6+10x+1=115
13x+7=115
-7 -7
13x=108
/13 /13
x=8.31
I know this isn't correct. Please help

Click here to see answer by gonzo(654)

Question 162821: A pipe that is 325 ft. long is cut into three pieces. The first piece is one foot shorter that twice the second, and the third piece is four times as long as the other two pieces combined. How long are each of the pieces?
What I did:
x-1+x+4(x-1+x)=325
2x-1+4x-4+4x=325
10x-5=325
+5 +5
10x=330
/10 /10
x=33
1st piece: 32
2nd piece: 33
3rd piece: 263
Total: 328 off by 3
What did I do wrong?
Click here to see answer by jojo14344(1512)

Question 162820: Find three consecutive even integers such that the sum of three times the first integer, one-third the second integer, and eight times the third integer is -58.
Thankyou
Click here to see answer by ankor@dixie-net.com(15638)

Question 162825: what is the sum of the first 307 even numbers? There is know textbook.
Click here to see answer by orca(409)

Question 163429: The largest of two numbers is 1 more than twice the smaller. The sum of the numbers is 20 less than three times the larger. Find the numbers.
I need two equations and I will solve using systems of equations.
Click here to see answer by ankor@dixie-net.com(15638)

Question 163616: The second of two numbers is 5 times the first. Their sum is 42. Find the Numbers.
Click here to see answer by checkley77(12569)

Question 163561: When 28 is added to 3 times a number y and the sum is divided by 2, the result is 2 times the number y. What is the value of y?
Click here to see answer by edjones(7569)

Question 163613: Find all sets of four consecutive even whole integers whose sum is less than 35
Click here to see answer by Fombitz(13828)

Question 163673: an examination paper consists of 40 questions.
5 marks are given for each correct answer.
3 marks are deducted for each incorrect answer.
Kenny answered all 40 questions, getting x correct and y incorrect.
His total score for the examination was 56 marks.
(i)Write two equations to represent the above information.
(ii)Solve these equations to find out how many questions answered correctly
Click here to see answer by Electrified_Levi(103)

Question 163672: when 23 is added to 4 times a certain number the answer is 11 Find this number
Click here to see answer by checkley77(12569)

Question 163727: WHAT TWO NUMBERS ADDED TOGHER EQUAL FIVE AND MULTIPLIED TOGETHER EQUAL NINE
Click here to see answer by ptaylor(2048)

Question 163748: please help me solve find two consecutive integers such that 4 times the largest exceeds 3 times the smaller by 23
Click here to see answer by checkley77(12569)

Question 164036: Find 3 consecutive odd integers such that the product of the first and third integers is 4 less than the square of the second integer.

Click here to see answer by alicealc(281)

Question 164084: One number is 5 more than twice the another. If the sum of the two numbers is 74, find the two numbers.
Is this correct.
2(5+x)=74
10+2x =74
-10 -10
2x=64
/2 /2
x=32
74-32=42
So the two numbers are 32,42
Click here to see answer by jim_thompson5910(28504)

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