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Lesson: Solving Word Problems on the Greatest Common Divisors

Worksheet: Solving Word Problems on the Greatest Common Divisors • 15 Questions

Q1:

A bookcase has three shelves. One shelf holds 4 books, one holds 6, and the other holds 8. Different numbers of identical section dividers are placed on each shelf, so that each section holds the same number of books. Determine the greatest number of books that can be put in one section.

Q2:

A bookcase has three shelves. One shelf holds 10 books, one holds 16, and the other holds 22. Different numbers of identical section dividers are placed on each shelf, so that each section holds the same number of books. Determine the greatest number of books that can be put in one section.

Q3:

David wants to give away his collection of 80 green and 62 yellow marbles. If he is going to share them between his friends so that each friend has the same number of marbles of each colour, what is the greatest number of friends he can give his marbles to?

Q4:

Anthony wants to give away his collection of 30 green and 54 yellow marbles. If he is going to share them between his friends so that each friend has the same number of marbles of each colour, what is the greatest number of friends he can give his marbles to?

Q5:

Chloe wants to make beauty packages as Christmas presents for her close friends. She has 16 lavender oil bottles, 24 bath bombs, and 14 bars of natural soap. If each package contains the same quantity of each item, and she shares out all of the items, determine the greatest number of packages Chloe can make, and then determine the number of items in each one.

  • A2 packages, 8 lavender oil bottles, 12 bath bombs, 7 bars of natural soap
  • B2 packages, 7 lavender oil bottles, 6 bath bombs, 8 bars of natural soap
  • C4 packages, 3 lavender oil bottles, 6 bath bombs, 4 bars of natural soap
  • D6 packages, 2 lavender oil bottles, 4 bath bombs, 2 bars of natural soap
  • E3 packages, 14 lavender oil bottles, 24 bath bombs, 16 bars of natural soap

Q6:

Elizabeth wants to make beauty packages as Christmas presents for her close friends. She has 18 lavender oil bottles, 26 bath bombs, and 6 bars of natural soap. If each package contains the same quantity of each item, and she shares out all of the items, determine the greatest number of packages Elizabeth can make, and then determine the number of items in each one.

  • A2 packages, 9 lavender oil bottles, 13 bath bombs, 3 bars of natural soap
  • B2 packages, 3 lavender oil bottles, 6 bath bombs, 9 bars of natural soap
  • C4 packages, 3 lavender oil bottles, 6 bath bombs, 4 bars of natural soap
  • D6 packages, 3 lavender oil bottles, 4 bath bombs, 3 bars of natural soap
  • E3 packages, 6 lavender oil bottles, 26 bath bombs, 18 bars of natural soap

Q7:

To perform the never ending handkerchief magic trick, a magician wants to cut a yellow silk fabric of length 28 inches, a green one of length 36 inches, and a red one of length 46 inches into handkerchiefs of equal lengths. If he uses the total length of all the fabrics, determine the length of the longest handkerchief he can cut from each fabric, and then find how many handkerchiefs he can make in that case.

  • A 2 in, 55 handkerchiefs
  • B 23 in, 87 handkerchiefs
  • C 23 in, 4 handkerchiefs
  • D 2 in, 110 handkerchiefs

Q8:

To perform the never ending handkerchief magic trick, a magician wants to cut a yellow silk fabric of length 18 inches, a green one of length 20 inches, and a red one of length 24 inches into handkerchiefs of equal lengths. If he uses the total length of all the fabrics, determine the length of the longest handkerchief he can cut from each fabric, and then find how many handkerchiefs he can make in that case.

  • A 2 in, 31 handkerchiefs
  • B 12 in, 50 handkerchiefs
  • C 12 in, 5 handkerchiefs
  • D 2 in, 62 handkerchiefs

Q9:

To encourage public transportation, Leo wants to gift some of his friends envelopes with bus tickets and subway tickets in them. If he has 32 bus tickets and 80 subway tickets to split equally among the envelopes and wants no tickets left over, what is the greatest number of envelopes Leo can make?

Q10:

Scarlett baked 10 chocolate muffins and 15 blueberry muffins. She wants to divide them into boxes to give to her friends. Each box must contain only one type of muffin, and there must be the same number of muffins in each box. What is the largest number of muffins that she can put in each box? How many boxes will she need?

  • A5 muffins, 5 boxes
  • B5 muffins, 6 boxes
  • C10 muffins, 5 boxes
  • D6 muffins, 6 boxes

Q11:

Natalie baked 12 chocolate muffins and 28 blueberry muffins. She wants to divide them into boxes to give to her friends. Each box must contain only one type of muffin, and there must be the same number of muffins in each box. What is the largest number of muffins that she can put in each box? How many boxes will she need?

  • A4 muffins, 10 boxes
  • B8 muffins, 10 boxes
  • C10 muffins, 4 boxes
  • D21 muffins, 21 boxes
  • E4 muffins, 21 boxes

Q12:

Matthew has 4 pieces of wood with lengths 160 cm, 0.8 m, 40 cm, and 2.4 m. He wants to cut all the lengths of wood into equal sized pieces without having any leftover. By finding the GCF, determine the greatest possible length of each piece.

Q13:

Mason has 4 pieces of wood with lengths 440 cm, 3.85 m, 55 cm, and 1.65 m. He wants to cut all the lengths of wood into equal sized pieces without having any leftover. By finding the GCF, determine the greatest possible length of each piece.

Q14:

A chocolate maker wants to use up all of her leftover creations by selling them in boxes. She has 490 milk, 140 white, and 350 dark chocolates.

Given that all the boxes need to have exactly the same content, what is the greatest number of boxes she can create?

How many of each type of chocolate are in each box?

  • A7 milk, 2 white, and 5 dark chocolates
  • B7 milk, 14 white, and 35 dark chocolates
  • C49 milk, 14 white, and 35 dark chocolates
  • D7 milk, 2 white, and 35 dark chocolates
  • E14 milk, 4 white, and 10 dark chocolates

Q15:

A florist has 91 red roses and 78 pink roses. He wants to make identical bunches using all his flowers.

What is the largest number of bunches he can make?

How many of each type of flower are in each bunch?

  • A7 red roses and 6 pink roses
  • B7 red roses and 8 pink roses
  • C1 red rose and 1 pink rose
  • D3 red roses and 3 pink roses
  • E13 red roses and 11 pink roses
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