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

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Question 324914: If the difference between one-third of a number and one-seventh of that same number is 8, then what is the number?
(A) 12 (B) 21 (C) 30 (D) 42 (E) 56

Click here to see answer by vleith(2825)

Question 324913: If n is a positive integer, which of the following cannot be the units digit of 7^n ?
(A)1 (B) 3 (C) 5 (D) 7 (E) 9

Click here to see answer by JBarnum(2044)

Question 324933: what is the formula of adding three consecutive integers?
Click here to see answer by Fombitz(13828)

Question 324997: How do you the sum of the first 850 odd numbers.
Click here to see answer by stanbon(57219)

Question 324911: how many 3 person groups can be formed in a club with 8 people?
daria can wash and detail 3 cars in 2 hours. Larry can wash and detail the same 3 cars in 1.5 hours. About how long will it take to wash and detail the 3 cars if they worked together?
Click here to see answer by Alan3354(30959)

Question 325074: find the two digit number whose ten digit is four less than its unit digits. If the orignial number is two more than three ties the sum of the digit. The answer is one of the following four answers: 48 or 15 or 26 or 37
I am stumped.
Click here to see answer by mananth(12270)

Question 325130: If 29 gallons of water is needed for each parcel of land. Find the number of parcels that can be watered with 8004 gallons of water?
Click here to see answer by Theo(3458)

Question 325310: Twice the larger of two numbers is three more than five times the larger and three times the smaller is 71. what are the numbers?
Click here to see answer by stanbon(57219)

Question 325326: two tanks hold a toatl of 45 gallons of toxic solvent. One tank holds 6 galoons more than twice the amount in the other. how many gallons does each tank hold.
Click here to see answer by mananth(12270)

Question 325348: the sum of the digits of two-digit number is 13.twice the ones digits is two more than four times the tens digit.find the number
Click here to see answer by AAfter Search(61)

Question 325378: four times a number, added to the sum of the number and five
Click here to see answer by checkley77(12569)

Question 325464: If y=a/a+b and x=a/b, what is y in terms of x?
Click here to see answer by jim_thompson5910(28476)

Question 325646: The sum of the digits of the two-digit number is 8. The number with the digits interchanged is 14 more than 8 times the units digit of the original number. Find the original number.
Click here to see answer by mananth(12270)

Question 325633: Find five consecutive intgers if the square of the first less the square of the third is 5 less than the sum of the fourth and the fifth intgers.
Click here to see answer by jessica43(140)

Question 325932: Susie is able to sign 2 new customers out of 7 that she speaks to. she is required to sign 120 new customers. How many people will she have to speak with to reach her goal?

PlEASE NEED ASAP
Click here to see answer by AAfter Search(61)

Question 325989: rellie invests $12,000.a part of it earns 10% annual interest and the rest earns 9% annual interest.after a year, he earned $1,130 from his investments.how much is invested at each rate?

Click here to see answer by mananth(12270)

Question 326012: What is the units digit of the sum of 89^2 + 98^2?

Click here to see answer by mananth(12270)

Question 326045: ONE NUMBER IS 3 MORE THAN ANOTHER. TWICE THE LARGER NUMBER MINUS THE SMALLER NUMBER IS 15. WHAT ARE THE TWO NUMBERS?
Click here to see answer by mananth(12270)

Question 326149: the difference between two numbers is 27. when twice the smaller number is subtracted from three times large number the difference is 95. what is the large number?
Click here to see answer by checkley77(12569)

Question 326235: How can three 3's be arranged into a math problem that equals 20?
Click here to see answer by Edwin McCravy(8880)

Question 326324: Twice the sum of a number and six equals three times the sum of the number and four.
Click here to see answer by jim_thompson5910(28476)

Question 326352: The digits of a two-digit number are reversed. When both these two-digit numbers are added, the result is 88, and when subtracted, the result is 54. The original two-digit number contains what digits?
Click here to see answer by solver91311(16868)

Question 326599: double the sum of a number and 6 is the same as 15 more than triple the same number find the number
Click here to see answer by alanc(17)

Question 326591: eight times the sum of a number and negative two is the same as nine times the number
Click here to see answer by nyc_function(2733)

Question 327035: Find four consecutive odd integers whose sum is 416.
Click here to see answer by mananth(12270)

Question 326917: the product of two consecutive positive intergers is 71 more than their sum
Click here to see answer by Fombitz(13828)

Question 327125: I can type 19 words in 38 seconds. How many can I type in 60 seconds
Click here to see answer by Fombitz(13828)

Question 327320: the difference between two numbers is 12. five times the larger number is nine times the smaller. what are the two numbers?
Click here to see answer by AAfter Search(61)

Question 327327: A rope 63 meters long is cut into three pieces so that the longest piece is three times the length of the shortest piece. How long is each of the three pieces?
Let x=the shortest piece
Let y=the middle piece
Let z=the longest piece
z=x(3)
I have the answers it is the process I don't totally understand.
Click here to see answer by Fombitz(13828)

Question 327335: The sum of three consecutive odd integers equals one less than for times the smallest integer. What are the integers. Answer known. Need to understand process. Thanks
Click here to see answer by Fombitz(13828)

Question 23556: 17) The sum of the digits of a three-digit number is 19. The hundreds digit is three times the tens digit. The number is 198 more than the number reversed. Find the original number.
Click here to see answer by xhia(1)

Question 327336: Find three consecutive odd integers whose sum is -21.
Let -x=1st #
Let -x+-2=2nd #
Let -x + -2+3rd #
-x+-x+-2+-x+-2=-21
-3x+-4+=-21
As the answer is -9 I am doing something wrong, but what?
Click here to see answer by mananth(12270)

Question 327334: The sum of three consecutive even integers equals four times the smallest integer. What are the intgers. I know the answer just not the process.
Click here to see answer by jvan(28)

Question 327325: the sum of a three-digit number is 15. If the digits are reversed and the resulting number is added to the original the sum is 1029. if the resulting number is subtracted from the original the difference is . what is the original number?
Click here to see answer by jvan(28)

Question 327350: he sum of a three-digit number is 15. If the digits are reversed and the resulting number is added to the original the sum is 1029. if the resulting number is subtracted from the original the difference is 693. what is the original number?
Click here to see answer by jvan(28)

Question 327329: The sum of the digits of a three digit number is 19. The hundreds digit is three times the tens digit. the number is 198 more than the number reversed. find the original number.
Click here to see answer by galactus(183)

Question 327590: A garden table and a bench cost $858 combined. The garden table costs $42 less than the bench. What is the cost of the bench?
So far I have 858=(x-42)+x
Click here to see answer by josmiceli(9649)

Question 327765: one number is four more tyhan twice another. if their sum is decreased by ten, the result is fifteen. what are the numbers?
Click here to see answer by checkley77(12569)

Question 327761: one number is four more tyhan twice another. if their sum is decreased by ten, the result is fifteen. what are the two numbers?
Click here to see answer by checkley77(12569)

Question 327993: The average of 14 consecutive odd odd numbers is 24. What is the greatest number among them ?
Click here to see answer by Fombitz(13828)

Question 327987: there are two numbers whose sum is 53. three times the smaller number is equal to 19 more than the large number. What are the numbers?
Click here to see answer by mananth(12270)

Question 328349: One Integer is twice another. Their sum is 96. Find the integers.
Click here to see answer by mananth(12270)

Question 328524: Question (1)Divide x4 + x2 -80 by ( x + 3)

Question (2)Simplify using positive exponents(–3x) -2
Click here to see answer by stanbon(57219)

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