1. math

    A number cube is rolled and a coin is flipped. Predict how many times you would get heads and a number less than 3 in 240 trials. 60 40 30 20

    asked by sakiera on November 2, 2012
  2. Math (Probability)

    A standard number cube with the numbers 1 through 6 is rolled. Find the Probability of rolling a number greater than 5. 1/6 *** 1/3 1/4 2/3 Thanks In Advance!

    asked by Unknown on May 22, 2017
  3. Numerical Analysis

    We know that e (base of the natural logarithm) is 2.7182818. If we estimate this number with XA = 2.71828, what is the significant number of digits that XA approximates the e?

    asked by jessy on November 2, 2012
  4. math

    For the number 385,4012, and 856 first round each number to the nearest hundred. Then add the rounded numbers

    asked by keshia on April 19, 2012
  5. Math Statistics

    1. How many ways can you possibly have if you bet on a single number if there are 38 possible number of choices you have? 2. How many winning combinations can you have when you have 12 numbers to choose from out of 38?

    asked by Therese on March 3, 2013
  6. BRAINMATH

    Hey, there is a challenge question online. So I decided to ask how to do it. If 2 is subtracted from twice a number, the result is 50. Thennn, What is the number? Thanks, Regards, BrainFreeze

    asked by brain MATH on October 24, 2014
  7. math

    Measuring number of surface of the rectangle is 128.If we reduce the length of 4 times, then the number is 96cm2.What is the perimeter?

    asked by sarah on December 10, 2015
  8. finance

    If I wanted to calculate how the number of years it takes to save x number of dollars, How will I do so. I have the PV,FV and the interest rate. Can you also tell me what 1n is in the following formula: ln(FV / PV) / ln(1 + r)

    asked by mb on September 8, 2011
  9. math

    Amanda is decorating her new home and wants to buy some house plants. She is interested in three types of plants costing $4, $8, and $20. If she has budgeted exactly $96 for the plants and wants to buy exactly 12 of them, what are her options? Let x be the

    asked by Anonymous on September 16, 2012
  10. precal

    The smaller of 2 numbers is 10 less than 4 times the greater number. The bigger number is 19 more than the smaller one. If x is the smaller number one equation is: a)x+y=19 b)x=19-y c)y=x+19 d)x=y+19 I'm almost positive it is c I just want to check. A

    asked by eragon on January 17, 2007
  11. Chemistry

    The density of palladium (Pd) is 12.0 g/mL and the cell volume is 5.89 ✕ 10^−23 mL. Determine the number of atoms in the unit cell. (Because there cannot be a part of an atom in a unit cell, we must round the number of atoms to the nearest whole

    asked by James on July 16, 2017
  12. math

    1.This number is a factor of 12. There are three letters used to spell the name of this number. It is a multiple of both 3 and 2. my answer is (6). 2.this number is factor of 20. It is less than 15 and greater than 3. It is not an even number. my answer is

    asked by ezekiel on December 3, 2013
  13. Math

    A teacher asked studets to name numbers. After each number, the teacher responded using a certain rule. This table shows the numbers named by the students and the teacher's responses Students input 1,2,3,4,5,6,7 Teachers response 3,3,5,4,4,3,5 One of the

    asked by Tye on September 27, 2006
  14. scholarship 7th std

    by which of the following digits shoud be * replaced in the number 5*324 so that the number will be divisible by 12 2 or 3 or 4 or 6

    asked by ojaswin on December 13, 2014
  15. Algebra

    23 is subtracted from 4 times of a number the result is equal to 1/3 of 54.Find the number?

    asked by Anonymous on January 4, 2017
  16. MATHS

    What least number must be subtracted from 13601 to get a number exactly divisble by 87? Write formula also

    asked by ANKIT on July 15, 2017
  17. math

    what whole number does N stand for if the number sentence bleow is true? [N+5]+[3 times 2]=18

    asked by cindy on December 7, 2010
  18. maths

    Two numbers are in the ratio 3:7 if the larger number is 42 then find the smallest number

    asked by premika on January 15, 2017
  19. problem solving

    I think of a number, multiply by 4, subtract 6 and then divide by 5. If the answer is 10, what is the original number? (4x - 6) / 5 = 10

    asked by Siamaka on July 26, 2017
  20. maths

    I Think of a number. If i subtract 8 from it and multiply the difference by 3 the result is 21. What is the number i am thinking of?

    asked by juana on July 21, 2017
  21. math

    a number is divided by 3 and then 7 is added to the quotient. The result is 11. Find the number

    asked by Katy on September 15, 2008
  22. chemistry

    The number of protons in an anion must always be ________ the number of electrons. the same as We can’t tell. less than greater than

    asked by Rachel on December 6, 2014
  23. Math

    If you count backward from me to divide me by 8, the sixth number you reach is 48. Which number am I?

    asked by Joshua on December 4, 2012
  24. math

    two numbers are in the ratio of 7:9.the larger number is 54.find the smaller number.

    asked by Aishat on October 28, 2018
  25. Math

    A number is 830 when rounded off to the nearest tenth.what is the greatest possible value of the number

    asked by Anonymous on September 29, 2016
  26. ecology

    how do i make a number period if i am given a grid and a number of different numbers to work with?

    asked by alexa on February 6, 2008
  27. Math 8 - HELP! (PLZ!)

    7 times a number decreased by 4 is the same as 6 plus twice that number my answer - 7n - 4 = 6 + 2n am i correct and can you help me solving it, please!!! thank you! :)

    asked by Lauren on January 23, 2013
  28. math

    I need help with a problem. One third of a number, decreaesd by thirty-six, is at most twenty-two. Find the number.

    asked by Johnnie on November 2, 2011
  29. maths

    when a number is written in exact form, can it be a number like root3 for instance.

    asked by anonymous on February 2, 2012
  30. bio

    What are atoms composed of? What is the significance of atomic number and mass number?

    asked by luly on December 17, 2010
  31. Algebra

    When 345 is added to a number, the result is 987. Find the number?

    asked by Trina on June 9, 2017
  32. Math

    I am stuck on put a circle around the number that is not a square number 9 16 36 48 81 100

    asked by Bunny head on December 2, 2018
  33. Math 8 - HELP!

    7 times a number decreased by 4 is the same as 6 plus twice that number my answer - 7n - 4 = 6 + 2n am i correct and can you help me solving it, please!!! thank you! :)

    asked by Lauren on January 23, 2013
  34. math

    I am divisible by four factors in addition to 1 an myself. I am 7 less than a number with a square array. I am less than 24. What number am I?

    asked by Ziana on January 11, 2012
  35. math

    a number is 300 when rounded of to the nearest hundred. what is the greatest possible value of the number?

    asked by gocco on June 10, 2017
  36. math

    answer if its going to be impossible, unlikely,likely,as not likely or certain 1. rolling an even number on a number cube labeled 1 through 8

    asked by cecrett on March 10, 2014
  37. math

    Eduardo thinks of a number between 1 and 20 that has exactly 5 factors . what number is he thinking of ? explain

    asked by sam on January 13, 2014
  38. Math

    I am divisible by four factors in addition to 1 and myself. I am 7 less than a number with a square array. I am less than 24. Which number am I?

    asked by Joshua on December 4, 2012
  39. Math

    what is the probability of getting an even number when rolling a six sided number cube? 0.5 5% 2/6•• 30% Correct me

    asked by Brasil on April 25, 2016
  40. Chemistry

    An atom has a mass number of 39. If it has 20 neutrons, calculate its atomic number.

    asked by Onyi on November 13, 2015
  41. Math

    I am an even number less than 100.One of my factor s is 13.I am made from two consecutive digits.What number am I ?

    asked by Anjali on June 2, 2017
  42. math

    What do you do if the bottom number of a fraction is greater than the top number and you are subtracting?

    asked by travis on April 29, 2010
  43. Math

    Please give me an example of "number sense" What number is 10,000 less than 337,676?

    asked by Cam on August 28, 2008
  44. math

    I am beginning to feel stupid here! Twelve more than twice a number is 22. Find the number

    asked by Linda on March 11, 2013
  45. Algebra

    If a certain number is added to the numerator and denominator of 11/13, the result is 11/12. Find the number.

    asked by Sean on November 4, 2015
  46. math

    what whole number does n stand for if the number sentence bleow is true? [n+5]+[3times2]=18

    asked by cindy on December 6, 2010
  47. math

    if you know the number of faces on a pyramid you know the number of vertices true or false

    asked by niki on January 23, 2012
  48. math

    what pattern can you use to multiply a number and 9 if you know 10 times the number? give an example. 9x10=90

    asked by Bryce on October 6, 2014
  49. math

    Four times the difference of 17 and a number is 84. Which equation below can be used to find the unknown number?

    asked by jamaica on December 11, 2014
  50. Math

    I am a square number divided. I am an odd number. I appear more than once in the table. What dividend am I?

    asked by Bernadette on December 16, 2010
  51. MATH

    Choose a natural number between 1 and 25, inclusive. What is the probability that the number is a multiple of 3?

    asked by TRAY on August 26, 2012
  52. Earth Science

    How many neutrons does an element have if its atomic number is 53 and its mass number is 151?

    asked by James on December 13, 2018
  53. chemistry

    Which number is the greatest number or significant digits 17.500 or 6.022 x 10^23

    asked by chad on February 4, 2012
  54. Math

    You rolled a number cube number from one to six 12 times. p(5)=2/3 What type of probability is this and why?

    asked by Birdy on April 29, 2015
  55. Math

    3. Which number line shows the approximate location of √56? (On number lines) 8 7.5 7 6.5

    asked by A boy who just needs some homework help on May 3, 2016
  56. Algebra

    I'm thinking of a number. When I multiply it by 6 and subtract 30, the answer is 78 What is Noah's number?

    asked by Ali on October 23, 2016
  57. Math

    I am an even number less than 100.One of my factors is 13.I am made from two consecutive digits.What number am I?

    asked by Anjali on June 14, 2017
  58. math

    Five times the difference of twice a number and thirteen is negative five. Find the number

    asked by latesha on December 17, 2011
  59. Chemistry

    Which of the following represents a pair of isotopes? Atomic Number Mass Number a. I 7 16 II 8 16 b. I 17 34 II 18 36 c. I 17 35 II 17 37 d. I 7 14 II 8 16 e. I 17 37 II 18 37

    asked by Husy on March 23, 2010
  60. math

    if n=2^2x3^2x7 and m is a natural number,how many possible values can m have at the most such that n/18m is a whole number?

    asked by iselle on October 15, 2016
  61. Intermediate algebra

    Seven times the difference of six and a twice a number yields the same result as the same number decreased by one.

    asked by Rene on May 25, 2008
  62. maths

    one number multiplied by three less than itself equals 18. If that number is positive, what is it? Please show working.

    asked by tom on June 14, 2017
  63. lotto game ghana forture

    Ghana Forture, this is winning number,08-46-69-89-34,what is the next number, pls predict.

    asked by Adekunle on January 31, 2014
  64. Maths

    23 is subtracted from 4 times of a number the result is equal to the 1/3 of 54 ?Find the number

    asked by Happy birthday greeting n on January 4, 2017
  65. Algebra 1

    Translating expressions equations & inequalities A number that is at least 90 A number that is no mire than 20

    asked by Laila solis on August 28, 2017
  66. maths

    What number of which the square of its half is equal to the number with its digits reversed?

    asked by somay on April 28, 2016
  67. e

    if 3 i subtracted from a number and reminder is multiplied by 13, the product becomes 91.find the number.

    asked by h on October 21, 2015
  68. math

    Five times the difference of twice a number and thirteen is negative five. Find the number

    asked by latesha on December 17, 2011
  69. Math

    When you subtract 2 from a number, double the difference, and then add 7 you get 57. What is the number? And any explanation. Thank you

    asked by Ron jarsden on January 30, 2014
  70. Math

    If 3 is distributed from a number and the remainder is multiplied by 13, the product becomes 91. Find the number.

    asked by Noor on September 28, 2015
  71. Math

    Unit Rate How do I know what number goes on top and what number goes on the bottom. For example 3 pounds for $1.89

    asked by 6th Grade Math on January 22, 2010
  72. pre-calc

    what does multiplying a complex number by a real number do to its polar representation?

    asked by Lindsay on February 21, 2008
  73. Math

    Find the mystery number. Three less than the quotient of the number and five is negative fifty-two.

    asked by Joe on November 8, 2011
  74. math

    two-thirds of a number, decreased by thirty-six, is at most twenty-two. Find the number.

    asked by tim on April 25, 2012
  75. math

    i a ma number whose prime factors are numbers between 6 and 15.no factor is repeated.what number am i ?

    asked by destiney on September 5, 2012
  76. math

    any number that can be expressed as the ratio of 2 integers a/b, where b does not equal 0, is a rational number

    asked by Anna on September 23, 2014
  77. Math

    If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.

    asked by Lina on May 6, 2014
  78. Chemistry

    In 88S38 element, calculate the number of protons and number of nuetrons?

    asked by Ana on June 30, 2018
  79. Math

    I am a number between 300-600. When you add my digits together, I am greater than 11 but less than 16. what number (s) am I?

    asked by Tara on October 30, 2013
  80. Math

    A number rounded to the nearest 10 is 830. Find the greatest possible number.

    asked by Tina on September 27, 2017
  81. Maths Problem

    I still don't get it..please help, The average of two numbers is 81. The difference between the number is 26. What is the smaller number?

    asked by Sarah JJ on February 1, 2015
  82. math

    What if Julie is thinking of an even number between 12 and 29with digits whose difference is 7? What is the number?

    asked by Anonymous on August 26, 2010
  83. algebra

    identify one rational number and one irrational number that are members of the interval (-8,8)

    asked by sam on August 28, 2014
  84. 2nd grade

    it says i must pick a number between 1 and 100 then describe the number using the word before, after and between. PLZ HELP

    asked by unknown on September 1, 2010
  85. math

    Write a number with 8 more in the tens place (The number is 498,763.14)

    asked by Kathryn on October 26, 2012
  86. Help w/ Math PLS

    If a, b, and c are three integers in geometric progression, prove that the number a^2+b^2+c^2 is exactly divisible by the number a+b+c.

    asked by Lina on May 7, 2014
  87. math

    what would be a counterexample of this converse statement: If a and b are even number, then a+b is a consecutive odd number.

    asked by xboxwee on January 8, 2009
  88. algebra

    Thank you for helping my with my Algebra.. write an equation for 5 more than a number g is 6 less thn twice a number h

    asked by michael on September 15, 2010
  89. algebra

    there are 30 students in the class the number of boys in 8 more than four times the number of girls.

    asked by maylin on May 20, 2013
  90. math

    write a number on each section of a hexagon so that the probability of getting an odd number is 1/3

    asked by jes on April 2, 2014
  91. Math

    2nd grade number patterns Number Series I am having problems with these 2 3 2 6 4 9 6 12 8 (what should be next?) 3 6 9 12 9 6 3 6 (what should be next?)

    asked by Bianca on October 23, 2007
  92. maths

    A number on being divided by 10 and 11 successively leaves the remainders 5 and 7. Find the number.

    asked by kumar on August 21, 2016
  93. Math

    to the nearest hundred, what is the greatest whole number that rounds to 2,500? the least whole number?

    asked by Bridget on August 22, 2016
  94. Math

    If 20% more than a number results in 28, what is the number? Express your answer as a fraction. Please help mates.

    asked by MATH on August 21, 2014
  95. Math

    Does expressing a number in scientific notation change the value of the number (being expressed)?

    asked by Grace on September 15, 2016
  96. Math

    A number cube with numbers 1 through 6 is rolled. Find the given probability. P(number

    asked by Chris on April 8, 2014
  97. Maths Problem

    Please help me to solve this.... The average of two numbers is 81. The difference between the number is 26. What is the smaller number?

    asked by Sarah JJ on January 31, 2015
  98. math

    one number is 5 more than half a second number, and the difference between the squares is 17. find the numbers

    asked by khyla on November 16, 2016
  99. Algebra

    Write an inequality for Six times a number increased by 38 is no more than the number decreased by 14

    asked by Student on December 20, 2015
  100. math

    three times a certain number is not greater than 54, find the range of values of the number

    asked by olam on February 6, 2017