# 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

41,610 results, page 85
1. ## Math

I am having in my fifth grade math class. We are learning Number and Operations Base Ten. How can I solve this question? I have 13 hundreds, 1 tens, 7 ones, 5 tenths, and 19 hundredths. What number am I?
2. ## chemistry

What is one situation in which measurements have an unlimited number of significant figures? When we define a number; i.e., 2.5400000000 cm = 1.00000000 inch. OR 12.00000 inches = 1.000000 foot.
3. ## Science Significant Figures

Calculate the area, with the appropriate number of significant figures, of a rectangular room that is 14.10 m wide by 15.0 m long. If I multiply the two values and round to the nearest whole number, I get 212 m^2. Is this right?
4. ## math

Annual profit in thousands of dollars is given by the function, P(x) = -.01x2 + 50x + 30,000, where x is the number of items sold, x ¡Ý 0. 1.describe the meaning of the number -.01 in the formula
5. ## Math

Every day Sally saved a penny, a dime, and a quarter. What is the least number of days required for her to save an amount equivalent to an integral number of dollars?

We have figured out answer BUT we cant figure out the steps to get it During gym class, the teacher gave students a number as they stood in line she counted 1, 2 and 3 then 1, 2 and 3 ...... What number did 22 second person get?
7. ## Math - Mean Value Theorem

Suppose f(x)=αx^2+βx+γ is a general quadratic polynomial with α≠0 and let [a,b] be any interval. According to the Mean Value Theorem there is at least one number c such that f(b)−f(a)=f′(c)(b−a). In this particular case the number c is unique
8. ## Math 111

Find the quadratic function that has vertex (-1, 8) and whose graph goes through the point (8, 170). I could not understand this problem I Can not for the lift of me get it. I got as far as some number(x+1)^2+8 but i don't know what the number before all
9. ## algebra

help please the equation of y= 1777x+27,153 can be used to predict the number yof gun deaths in the united states after 2000 that is x=0 corresponds is x=2000x=3 x=correspopnds to 2003 x=6 corresponds to 2003 abd so on predict the number of gun deaths in
10. ## Help w/Quattro Formula

Am getting frustrated w/failing to get Quattro Pro formula right. Here's what I'm looking for: Col. A = Base period number Col. B = Given number this current period. Formula I need: If B >= A, what is %? (Example: A=20, B=30, the # I want should read 50.0,
11. ## Math: Integers

Hey guys! I need help with this problem..it tells me to write a number line to tell the answer..the question is : What is the smallest integer greater than -2.1? Is it to -2 right? I have no idea. I forgot all this back in elementary T_T. Yes. Negative
12. ## Math Block Problem

A child organizes animal blocks in rows on the ground. There are 64 animal blocks in the 5th row & 92 of those blocks in the 9th and last row. Suppose that the number of animal blocks frm row to row form an arithmetic sequence. The number of animal blocks
13. ## Math

If z is a non-real complex number and z^2−26z is a real number, what is the value of z+z¯? z¯ denotes the conjugate of the complex number z.
14. ## math

Let's find the least square number other than zero which is divisible by 10,15,20and 30.Also let's write the next square number which will be divisible by these number.
15. ## math

one number is greater than 3 times the other number by 3. Four times the smaller exceeds the greater by 2 find the number.
16. ## maths

The number of boys is 3/2 the number of girls in the class. the total strength of class is 40.what is the number of girls?
17. ## English

I will check your reading activity with a gun on the screen of this laptop. (A gun is a selecting program on the computer.) When a number shows up on the screen, the student should come up here and read one part aloud. This reading text is divided into 4
18. ## Chemistry Subatomic particles

Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data
19. ## Chemistry

I have 3NaBH4 + 4BF3.Et2O to form 2B2H6 th number of moles of NaBH4 is 0.0368mol and the number of moles of BF3.Et2O is 0.0162mol accoring to the ratio of reaction 3:4 the limiting reactant is BF3.Et2O so its the one used to find number of moles of
20. ## maths

The following shows the number of chairs rented and returned to Zippy party rentals. For the period Monday to Friday of a week in May. Number of chairs rented: Mon: 113 Tues: 367 Wed:258 Thurs:969 Fri: 1,083 Number of Chairs returned: Mon: 46 Tues: Wed: 96
21. ## another one ASAP

using the number 5, 8, and 24, create a problem using no more than four operations (addition, subtraction, multiplication, division, square, square root, cube, cube root) where the solution will be an irrational number. explain why the result of your
22. ## Math

A candy machine contains 5 times the number of nickels in dimes and is less than 16 the number of quarters. Total value is \$12.80. How many are there nickels and dimes? I can't understand what means 5 times the number of nickels in dimes. How do you put
23. ## math

Tina solved for the decimal value 0f (3/5*18) and got an answer of 5.4. Four of her classmates argued that her answer was not reasonable. Which of the following statements best explain why that value can not =5.4 A. the number 18 is a multiple of 3 , so
24. ## math,help

can someone help me with this i am lost now i've been doing math for the past 8 hrs. Problem # 1 solve: 4(x-10)-3x=x-40 Problem # 2 solve for t: a = p + prt Problem#3 translate to an algebraic equation 7 less than the quotient of a number and 3 is twice
25. ## Calculus

q = f(p) = 10300e^−0.34p a) Find the number of products sold when the price of the product is \$5. (Round your answer to the nearest whole number.) Number of products sold: b) Find a formula for the rate of change in the number of products sold when the
26. ## algebra

Classes A and B have 35 students each. If seven girls shift from class A to class B, then the number of girls in the classes would interchange. If four girls shift from class B to class A, then the number of girls in class A would be twice the original
27. ## algebra

Classes A and B have 35 students each. If seven girls shift from class A to class B, then the number of girls in the classes would interchange. If four girls shift from class B to class A, then the number of girls in class A would be twice the original
28. ## science

1. When Mendeleyev arranged the elements into the periodic table, he found that elements with fell into groups on the table A. the same mass B. similar size C. Similar properties D. The same color 2. Every element has its own atomic number. The atomic
29. ## Calculus

Solve the differential equation. Let C represent an arbitrary constant. (Note: In this case, your answer willto have a negative sign in front of the arbitrary C.) (dz)/(dt) + e^(t+z) = 0 --------------- (dz/dt) + (e^t)(e^z) = 0 (dz/dt) = -(e^t)(e^z) dz =
30. ## chem expirement!

You are required to design an experiment to test Hess's law using the combustion of ethanol. Write a brief design for this experiment. What I wrote as my answer: Hess’ Law: is the algebraic addition of chemical equations yields a net equation whose
31. ## math

The number is even. Clue 2 The number is divisible by 3. Clue 3 The number is a multiple of 7? what is this?
32. ## Round t Numbers2-Digi

It rounds to 30. The number of ones is greater than the number of tens. It is greater than 30. What number is it?
33. ## algebra

5 times a number decrease by 18 minus 4 times the same number is -36 what is the number
34. ## Math

Convert each improper mixed number to a whole number or a mixed number: (A) 24 2/2 (b) 7 4/2 (c) 2 5/3 (d) 9 5/4 (E) 36 3/2 (f) 32 4/3 (g) 3 3/3 (h) 10 8/8
35. ## Algebra

If twice the opposite of a number increased by five, then the result is the opposite of a number. What is the number? What is this even asking off me?
36. ## Math

The average of third number is 29 if the average of two number is27 .find the third number ?
37. ## math

The reciprocal of a number minus the reciprocal of two less than the number is -2/15. find the number.
38. ## math

When four times the number is added to 7 times the number, the result is 33, what is the number?
39. ## algebra

One more than 3 times a number is the same as 5 times the number decreased by 15. Find the number
40. ## algebra

if 7 times a certain number is subtracted from 6, the result is 5 times the number. what is the number?
41. ## Math

Which statement is correct? A. All intergers are rational numbers. B. All irrational numbers are whole numbers. C. A real number must be a rational number. D. A repeating decimal is an irrational number I think it's either A or C.
42. ## chemistry

The density of platinum is 21500 kg/m3 and the cell volume is 6.04 x 10-26 L. Determine the number of atoms in the unit cell. Note: the number of atoms in a unit cell is a whole number.
43. ## Chemistry

The density of cesium is 1870 kg/m3 and the cell volume is 2.23 x 10-22 mL. Determine the number of atoms in the unit cell. Note: the number of atoms in a unit cell is a whole number.
44. ## number story

Hi I wanted to know what is a number story? a number story is a story that has a problem that you have to figure out the solution to figure out the answer to the number problem. I know it's a little confusing, but that's the best i can do!!! thank you very
45. ## Math

The average of five number is 56. Four of the numbers are the same. The average of one of the four number and the fifth number is 80. What is the fifth number. 56*5=280 80*2=160 280-160=120 5/120=24 Is 24 correct?
46. ## Calculus

Joe dealt 20 cards from a standard 52-card deck, and the number of red cards exceeded the number of black cards by 8. He reshuffled the cards and dealt 30 cards. This time, the number of red cards exceeded the number of black cards by 10. Determine which
47. ## Math Word Problems

Hi, I am having some trouble with some problems, can you please help. thanxs!!! 1. A car rental agency charges \$250 per week plus \$0.25 per mile to rent a car. How many miles can you travel in one week for \$300? -Would the equation look like: 300= 250x +
48. ## Math 124

There are several ways you might think you could enter numbers in WebAssign, that would not be interpreted as numbers. N.B. There may be hints in RED!!! You cannot have commas in numbers. You cannot have a space in a number. You cannot substitute the
49. ## Algebra

Tickets for the senior play at the local elementary school cost \$3 for children, \$5 for students, and \$8 for adults. 800 tickets were sold and the total in ticket sales was \$4750. The number of adult tickets sold was 50 more than two times the number of
50. ## Chemistry

For another picnic you want to make hamburgers with pickles, again without having any left over. You need to balance the number of packages of buns (which usually contain 8 buns) with the number of packages of hamburger patties (which usually contain 12
51. ## MATHS

Class A and Class B have the same number of pupils. The ratio of the number of boys in Class A to the number of boys in class B is 3:2. The ratio of the number of girls in Class A to the number in Class B is 3:5. Find the ratio of the number of boys to the
52. ## science help plzzzzzzzzzzzzzzz?

Sue is setting up an experiment to test whether fly maggots select a dark or a brightly lit environment. She sets up a chamber in which there is a gradient in light intensity from one end (dark) to the other (brightly lit). The experimental hypothesis was
53. ## Calculus

Estimate the area under the graph of 25−x 2 from x = 0 to x = 5 using 5 left rectangles. b. Sketch for yourself the graph of f and the rectangles. Is this left sum an overestimate or underestimate? Enter OVER or UNDER. c. Now use 5 right rectangles to
54. ## Math

1. Which number is a solution of the inequality? 10.68 A)-5 B)-6 C)6*** D)7 3. Which number is a solution of the inequality? 12 < y ( 8 - y ) A. 0 B. 1 C. 2 D. 3*** 4. If N is the set of natural numbers that are factors of 24, choose the selection below
55. ## algebra

the number of people that can be seated in a lecture hall varies directly with the number of rows of seats. if 72 people can be seated in 4 rows, write a direct variation equation to describe the number of people y that can be seated in x rows. then graph
56. ## statistics

Suppose the number of customer complaints per day on the morning shift 6-12 noon at Doys is distributed as # of complaints f(x) 0 .3 1 ? 2 .2 what is the value of the missing probability? What is the average number of complaints per day on the morning
57. ## maths

In the year 2000 there were 350 mobile phones users living in the small town of Phoneville. Since 2000 the number of residents using mobile phones has increased by 25% each year, that is, each year the number of mobile phones increases by a factor of 1.25
58. ## Statistics/Probability

Each day a bakery delivers the same number of loaves of bread to local shop on the corner. On average the shop sells 75% of loaves. Assuming that the number of loaves sold per day has binomial distribution with a standard deviation of 9. Find the number of
59. ## Math

6.Sherman read 154 pages of a book in 4 days. He read 32 pages on each day of the first 2 days and y pages on the third.Which equation can be used to find p, the number of pages Sherman read on the fourth day? A.p=154-32(2xy) B.p=154-(32x2)-y
60. ## Math

The chart shows the total number of students in two school orchestras and the number of students in each orchestra who play string instruments. Which orchestra has the greater percent of its members as string instrumentalist? Orchestra Number of String
61. ## Completely Randomized ANOVA

Forty eight subjects were randomly assigned to one of 4 treatment conditions in a study of different methods of coping with statistics exam anxiety. After the experiment, 12 subjects remained in group 1, 8 in group 2, 10 in group 3, and 10 in group 4. The
62. ## Science need help

Sue is setting up an experiment to test whether fly maggots select a dark or a brightly lit environment. She sets up a chamber in which there is a gradient in light intensity from one end (dark) to the other (brightly lit). The experimental hypothesis was
63. ## Math

Which of the following is a prime #? a.2 b.19 c.37 d.51 e.67 I choose 2. But the book answer is 51. The book says:( 2,19,37, and 67 are prime #'s) 3x17=51, so it is not prime. I forgot what prime #'s mean that's why I choose anything like 2. help me. A
64. ## Computers

1. There is a requirement to store 750 records. The number of buckets is 10,000. The number of slots per bucket is 3. What is the PPD? 2. Hashing Algorithm Computation The record key is 1234AB6. The number of buckets is as per the PPD computation above in
65. ## Computers

1. There is a requirement to store 750 records. The number of buckets is 10,000. The number of slots per bucket is 3. What is the PPD? 2. Hashing Algorithm Computation The record key is 1234AB6. The number of buckets is as per the PPD computation above in
66. ## math

There are ten children standing in the line, not all of whom have the same number of cakes with them. If the first child distributes his cakes to the remaining six children such that he doubles their respective number of cakes, then he will be left with
67. ## Math

1. Write the place name for the 4 in the following number: 3,624,786 Answer: Thousand 2. Round the following number to the nearest ten: 53 Answer: 5 3. Find the sum of the following problem: 2,168 + 305 Answer: 2473 4. Estimate the sum of the following
68. ## 4th Grade Math Correction

PLEASE HELP.I am sorry. I posted the question wrong earlier this evening. Instead of 300 it should have read: 3000 exercise books are arranged into 3 piles. The first pile has 10 more number of books than the second pile. The number of books in the second
69. ## Math

The number f water hyacinth plants growing on a lake increases exponentially with time. On Tuesday the number of plants is 150. That Friday the number has risen to 240. If it takes 3400 plants to completely cover the lake, will the lake be completely
70. ## Math clarification Reiny

This is the problem you helped me with. I was curious, do I write the solution set as (1 + i3ã3)/2, (1-i3ã3)/2 change it to the standard form first x^2 - x + 7 = 0 a=1, b=-1, c = 7 x = (1 } ã(1 - 4(1)(7))/2 = (1 } ã-27)/2 Your answer is an
71. ## Math Reiny question

This is the problem you helped me with. I was curious, do I write the solution set as (1 + i3ã3)/2, (1-i3ã3)/2 change it to the standard form first x^2 - x + 7 = 0 a=1, b=-1, c = 7 x = (1 } ã(1 - 4(1)(7))/2 = (1 } ã-27)/2 Your answer is an
72. ## math

plese see if they are correct thx a million 16. the product of a number and twelve A. x^y*12 25. Name the sets of numbers to wich the number belongs 35/5 i don't even understand this one plse hlep
73. ## math short response

i need to write a short response: a number is divided by 2, then is subtracted from the result. what operations are needed to return to the original number? i wrote division and subtraction n/2 - N = ? im not sure how to answer this can you help[
74. ## How do I calculate the number of atoms in a compou

I have the mass of the amount of substance, and the molar masses. How do I do this? Is this the same as calculating the number of molecules/ formula units? Also, I know the number of atoms for each element in the compound (It made me calculate that before)
75. ## the percent equation

1. find 30% 0f 70 2 what is 80% of 65 3 what percent of 56 is 14 4 36 is what percent of 40 5 80 is 40% of what number? 6 65% of what number is 78 7 what percent of 2000 is 6 8 12 is what percent of 4000 9 what percent of 3000 is 18 10 what is 110% of 80
76. ## maths calculus

A centre enters students for English levels one and two end test every year. Some take the paper based version, others online version. For planning purposes you need to assume trend patterns indicate that .the total number of entries each year is always
77. ## Math

I have to find the median, the lower quartile, the upper quartile, minimum number, and maximum number of this data set I just want to make sure I am right. 73,73,78,78,81,87,89,92,93,95 My answers Median=84 Lower quartile=78 Upper quartile=92 Minimum
78. ## Algebra =/

One Number Added To Three Times Another Number Is 24. Five Times The First Number Added To Three Times The Other Number Is 36. FInd The Numbers HELP PLEASE!!!!! :)
79. ## MATH

A number from 16 to 23 is drawn at random. P(a number greater than 18) I think 5/8
80. ## math

What least number must be added to 1056 to get a number exactly divisible by 23?
81. ## Math

Ashton broke apart a number into 30+7. What number did he start with
82. ## math

Two number are in the ratio 7:5 if 2 is subtracted from each of them it becomes 3:2 find the number

the value in cents of a number of quarters and the same number of nickels
84. ## Algebra

Seven less than one-half a number is 5. how is that written as a equation. If x is the number, then (1/2)x - 7 = 5 0.5X-7=5
85. ## math

what least number must be subtracted from 13601 to get a number exactly divisible by 87?
86. ## Quick Question

Does an Accession number differ from an standard number??*
87. ## Math

One half of a number plus three is eighteen. Find the number
88. ## Algebra

Let X be the number then evaluate the expression for X=-3 the quotient of 12 and the number
89. ## math

One number is 25% of another. The larger number is 12 more than the smaller. What are the numbers?
90. ## arithmetic

What number is 7 more than another number their answer is 23 Find the numbers.
91. ## math

Tell how you could use a number line to determine which of two number is greater
92. ## algebra

Three subtracted from 4 times a number is 17. Find the number.
93. ## math

one-half a number minus 6 is 4. find the number
94. ## Mayh

76 times a number minus 72 equals to -65 less than a number
95. ## Math

Four subtracted from 3 times a number is 29. Find the number
96. ## Math

when 6 is increased by the number of 12 the result is 102 what is the number?
97. ## math fractions

Brent divided 3 1/5 by a number and got 4 1/2. What number did he divide by?
98. ## Math

counting on the number line what is the missing number for 10 22 34 46 58
99. ## Math

Where would 3 1/2,1/3, and -0.5 go on a number line. ( Should the mixed number be turned into 7/2)