# I am a 3-digit number. My first digit is thrice my last digit. The sum of my last two digit is one less than my last digit

41,618 results, page 72
1. ## math

If 3 times a positive number is added to the half of its square the result is 8 find the number
2. ## Alg 2

Hello All, I am stuck on this question for homework, help appreciated ( I really only need the answer to number one) A new high school opened seven years ago. The number of members, M, in the high school marching band can be modeled by where y is the
3. ## stats help!

suppose the number of customer complaints per day on the morning shift (6am-12) at Murph's Coffee is distributed as follows: Complaints f(x) 0 .3 1 ??? 2 .2 a) what is the value of ??? b)what is the average number of complaints per day on the morning
4. ## Math Modeling

How is the number of cars and other vehicles changing over time? You may need to model these using different types of vehicles. i'm suppose to develop an equation for the number of cars being produced over time. i found out the number of cars that was
5. ## math

The scatterplot shows the number of minutes spent reading (x) and the number of pages read (y) by each of seven students last night. Use the labeled points to create a linear model that predicts the number of pages that a typical student reads in x
6. ## math

Alan and Bob are playing with numbers. Starting with the number n=1 they take turns performing arithmetic manipulations with n. Alan goes first and always multiplies n by 3. Bob adds 1 or 2 to the number n, depending on a coin toss. A number is called
7. ## Algebra

Alan and Bob are playing with numbers. Starting with the number n=1 they take turns performing arithmetic manipulations with n. Alan goes first and always multiplies n by 3. Bob adds 1 or 2 to the number n, depending on a coin toss. A number is called
8. ## Algebra

Alan and Bob are playing with numbers. Starting with the number n=1 they take turns performing arithmetic manipulations with n. Alan goes first and always multiplies n by 3. Bob adds 1 or 2 to the number n, depending on a coin toss. A number is called
9. ## Algebra

Alan and Bob are playing with numbers. Starting with the number n=1 they take turns performing arithmetic manipulations with n. Alan goes first and always multiplies n by 3. Bob adds 1 or 2 to the number n, depending on a coin toss. A number is called
10. ## Math

To begin a bacteria study, a petri dish had 1500 bacteria cells. Each hour since, the number of cells has increased by 7.1%. Let t be the number of hours since the start of the study. Let y be the number of bacteria cells. Write an exponential function
11. ## Mathematics - Cardinal Number

Hi, This is a really easy question. I think I am analyzing it too much: Find the cardinal number of the following set: {1,3,5,.....1001} Thanks in advance. Ok, the cardinal number is the numbe of members of a set. The set you've given us the first xxx odd
12. ## statistics

A salesperson has found that the probability of making various numbers of sales per day is presented in the following table. Calculate the expected number of sales per day and the standard deviation of the number of sales. Number of sales(Probability)
13. ## math

Need to find the real number. Someone performed a trade of 20,000 less than it made, this caused a negative trade balance. To represent the quanity as a real number when I know that a positive real number names the points to the right of 0 on the number
14. ## math

Graysen has a green number cube and a white number cube. the faces of the cubes are numbered 1 through 6. Graysen will roll each cube one time, what is the probability that the green cube will land with even number face up and the white cube will land with
15. ## math

Graysen has a green number cube and a white number cube. The faces of the cubes are numbered 1 through 6. Graysen will roll each cube one time. what is the probability that the green cube will land with an even number faceup and the white cube will land
16. ## Finance (Engineering Economics)

You wish to retire at 60 and, at the end of each month thereafter for 25 years, to receive \$6,000. Assume that you begin making monthly payments into an account at age 23 and continue these payments until age 60. If the annual interest rate is constant at
17. ## Math

Which of the sentences below could represent 4 ÷ p = 2? A. Four divided by two is equal to a number. B. Four divided by a number is equal to two. C. A number divided by four is equal to two. D. Four times a number is equal to two.
18. ## Algebra

Based on The census state a has 15 fewer electoral votes for president Than b. if the total number of electoral votes for these two states is 87 find the number for each state X represents the number of electoral votes in state b. Then let X -15 represents
19. ## math

the spinner shown to the right has 8 equal sized sections labeled 1 through 8 place the probability of each outcome described below on the number line identify each outcome as likely unlikely or neither likely nor unlikely 1. arrow lands on 8 2. arrow
20. ## PHYSICS

Express following measurements in scientific notation. 1. a) 5800 m I don't even get what scientific notation is. In my book its ays, that in Scientific notation, the numerical part of a measurement is expressed as a number between 1 and 10 multiplied by a
21. ## chemistry

1)The element nickel has ccp packing with a face-centered cubic unit cell. The density of nickel is 8900 kg/m3 and the cell volume is 4.376 x 10-23 cm3. Calculate the value of Avogadro's number to three significant figures based on these data. (Note: the
22. ## Physics

Find the magnitude of the sum of two forces, one 24 N and the other 9 N, when the angle between them is 60.0o.
23. ## Arithemetic progression

For any series 5+7+9+.....the sum of how many terms will be 480 ?
24. ## Math

Can the sum of two mixed numbers be equal to 2? Explain why or why not.
25. ## Math's

Please can you help me answer there questions? You have to do the sum's in the bracet's first. 2 (4a+7) 3 (2f+B) 5 (7+2x) 6 (2b-6) 12(6q-4) Thank's for helping!
26. ## Math

Translate two thirds of the sum of r and 9 plus the product of 8and s
27. ## math

Find the sum of the following series up to 9th term: 2√3+9÷√3+12÷√3+....
28. ## MATHS

The sum of three consecutive multiples of 3 is 36. The smallest of the three will be.....? answer is 9
29. ## math

find two numbers whose product is N^2 and whose sum is a minimum
30. ## math

Find the sum of the first 15 terms of the geometric sequence. ∞ Σ 3n − 1 n = 1
31. ## arithmetic

in an AP, if the 5th and 12th terms are 30 and 65 respectively. what is the sum of first 20terms
32. ## Math

The sum of two decimals is 100. Their difference is 18.50. What are the numbers?
33. ## mathematics

Write the following into sum or difference. Log (axb)
34. ## algebra

serenity is 13 years old than chase. the sum of their ages is 27. how old are they?
35. ## math

Find the mininum product of two numbers whose sum is 55
36. ## math

serenity is 13 years old than chase. the sum of their ages is 27. how old are they?
37. ## algebra

I need to solve this and am not sure how to approach?Do I first find for the sum of the first 2 terms? (x-2)/(x) + (1/2)= (x+1)/(x-2)
38. ## Math

Is the sum of 425 and 390 less than or greater than 800. How do you know?
39. ## SCIENCE

HOW MANY TERMS OF GP 1,2,4,8..... GIVE A SUM GREATER THAN 500.
40. ## Algebra 1

Find all sets of four consecutive even whole numbers whose sum is less than 35
41. ## Geometric progression

Fin the sum of the series 1+2+4+8+....to 12 terms.
42. ## Pre-Cal

Find a power series whose sum is: (a) 5 / (1-3x) (b) 9 / (1-4x) (c) 6 / (2-4x)
43. ## Calculus-PLZ HELP! =)

does the sum 3/(2^(n)-1) converge or diverge? n=1--->infinity
44. ## math

how can you determine whether a sum of several numbers such as 13plus45plus24plus17 is even or odd?
45. ## Algebra 3

find the sum of each finite arithmetic series 8+9+10+...+15
46. ## maths

Find all possible pairs of two natural numbers whose sum is 77 and their g.c.d. is 7
47. ## maths

find all possible pairs of two natural no whose sum is 77 and their gcd is 7
48. ## math

find 3 consecutive integers such that the sum of the twice the first and the third is 748.
49. ## math

Find the sum (assume |x| < 1/3): 1+3x+9x^2+27x^3+81x^4+...=?
50. ## algebra

Find the sum: -15+4+(-10) 22+(-4)-15 Can you show me work too I think that'll help me understand better.
51. ## a.p.

the sum of n terms of an a.p. is 3n^2+2n, then find its pth term. (answer 6p-1)
52. ## Algebra 2

Find the sum of the infinite series 1/3+1/9+1/27+... if it exists
53. ## math

find the sum of each arithmetic series (a)5+8+11+....to 20 terms
54. ## Math

1. Write the expression in symbols. The sum of 5u and v A) u + 5v B) 5u/v C) 5uv D) 5u + v
55. ## a.p.

find the sum of n arithmetic means between x and 3x. (answer 2nx)
56. ## Algebra 2

the sum of the angles in a triangle is 180 degrees. if A:B:C = 2:3:3, what is C-A?

How do i find the sum and simplest form of 1-8/9.
58. ## Math

Use a sum formula to show that cos(2u)=2sinucosu
59. ## maths

find the sum of the first 12th terms of the sequence 8, 5, 2 ......
60. ## math

The sum of my two digits is 13. I am not divisible by 2. List all possible numbers I could be.
61. ## basic math

for a sum of 10.1955 do I round up or leave it as is
62. ## Math

How can Steve add 48+34 by making a ten what is the sum
63. ## Geometric progression

Find the sum upto infinite: 2/5+3/5>2+2/5>3+3/5>4+2/5>5+3/5>6+.....
64. ## Geometric progression

Find the sum to the n terms: 5+55+555+.......
65. ## Math

What is the sum of all prime numbers less than 500 with only 3s and 4s as digits
66. ## Math

What is the 5th of 9 consecutive whole numbers whose sum is 153 is what?
67. ## math

Estimate then find the sum of 94903+49995
68. ## MAth

Subtract 4ab3 from the sum of 10ab3 and 2ab3.
69. ## algebra 1

The sum of two consecutive even integers is -34 . What is the smaller integer?
70. ## maths

Find the sum and product of the roots of the following equation. x^2 - 4x + 1 = 0

find the sum of -2 plus 3i and -1 minus 2i ..........im not sure how to do it can anyone help me out?/
72. ## Math

Write an equation. The sum of 2 consecutive integers 48.
73. ## Math

Write an equation. The sum of 2 consecutive integers 48.
74. ## math

show how you can make a ten to find the sum 9+7=
75. ## Math

Use induction to prove the sum of the first n odd numbers, or 1 + 2 + 3 +....+ (2n 1) = n^2
76. ## maths

divide the sum of 13/5 and -12/7 by the product of -31/7 and 1/-2 and add the result to (-2/3-1/3)
77. ## algebra

what is the algebraic expression for the following word phrase: the sum of 6 and n ? a) 6 - n b) 6 + n c) n - 6 d) n + 6
78. ## math

What is the angle sum of a regular polygon with 7 sides
79. ## mathematics

how many terms in the series 18-16-13-....must be added to give a sum of 44?
80. ## Algebra 1

Find Each Sum Or Difference. (13x + 9y) - 11y
81. ## a.p.

the sum of n terms of an A.P. is 3n^2+2n, then find its n th term. answer-we know that tn=s(n)-s(n-1) =(3n^2+2n)-[3(n-1)^2+2(n-1)] =(3n^2+2n)-[3n^2-6n+3+2n-2] =3n^2+2n-[3n^2-6n+2n+3-2] =3n^2+2n-(3n^2-4n+1] =3n^2+2n-3n^2+4n-1 =6n-1 ans
82. ## Albebra

2 dice are rolled.What is the probability that neither both numbers are 2's or their sum is less than 6?
83. ## statistics

The sum of the measures of all angles in any 10-gon is how many degrees?
84. ## math

find two numbers in the ratio of 2 to 5 that have a sum of 119.
85. ## algebra

the sum of n terms of the series 1²/1 + (1²+2²)/2 + (1²+2²+3²)/3.....is A) (n/36)(4n²+15n+17) B)(n/6)(n+1)(n-1) c) (n²+3n+20) D) none

Write the sum of the two vectors as an ordered pair. (6,-5) and (3,3) A. (-,-2) B. (6,1) C. (1,6) D. (-2,9)
87. ## Math

Rounded to the nearest ten I am 40. the sum of my digits is 11.. What is it?
88. ## math

find the sum of the integers between 2 and 100 which are divisible by 3
89. ## Math

Determine the sum of the infinite geometric series 28 + 14/3 + 7/9 + 7/54 ?
90. ## math

Find three consecutive odd integers whose sum is -33.
91. ## Math

Write an algebraic expression for: the quotient of 0.5 and the sum of q and 2
92. ## math

sum of 3 consecutive integers, n=middle integer of 3
93. ## algebra

The sum of three consecutive even integers is 54. What is the middle integer .
94. ## Algebra 2

How do you find the sum of the infinite geometric series: a1 = -5, r = 1/6?
95. ## math

at what rate of interest a certain sum will be doubled in 8 year?
96. ## math

sum of 1 to 198 odd positive intigers
97. ## Math

When rolling two dice, what is the probability that the sum is 7 given that one die is a 5?
98. ## algebra 2

what is the sum of the first 11 terms of the arithmetic series in which asub one = -12 and d=5