HOT
puzedu – all teaching materials in one place
No Result
View All Result
puzedu – all teaching materials in one place
No Result
View All Result
Home Mathematics

Quiz on “The Divisibility of Natural Numbers”

in Mathematics
Reading Time: 4 mins read
371 28
0
Quiz on “The Divisibility of Natural Numbers”
548
SHARES
2.5k
VIEWS
Share on FacebookShare on Twitter

OPTION 1

№ 1

Which of the numbers 5, 12, 45, 60, 135, 180, 387, 405, 703, 756, 8290, are divided evenly:

1) by 2; 2) by 3 3) by 5?

№ 2

Decompose the number 756 into prime factors.

№ 3

Find the greatest common divisor of the numbers:

1) 24 and 54 2) 72 and 264.

№ 4

Find the least common multiple of the numbers:

1) 16 and 32; 2) 8 and 15; 3) 16 and 12.

№ 5

Determine whether the numbers 62 and 95 are mutually prime.

№ 6

Instead of an asterisk in the notation of 152*, write such a digit that the resulting number is a multiple of: 1) 5; 2) 3 (consider all possible cases)

№ 7

They bought 315 chocolate candies and 720 caramel candies for presents. What is the largest number of gifts that can be made up if each gift has the same number of chocolates and caramel candies?

№ 8*

What is the smallest number of soldiers marching on the parade ground if they can be lined up in a formation of 75 in a row or in a formation of 63 in a row?

№ 9*

Find the value of the expression and write out all the divisors of this number:

8,9-5,1 + 2,562:4,2.

№ 10*

Write in ascending order all correct fractions with a denominator of 7 in which the numerator and denominator are mutually prime numbers.

№ 11*

Solve the equation: (63x – 219) : 6 + 66 = 439.

OPTION 2

№ 1

Which of the numbers 4, 17, 68, 104, 136, 255, 492, 675, 3258, 7030, are divided evenly:

1) by 2; 2) by 9 3) by 5?

№ 2

Decompose the number 780 into prime factors.

№ 3

Find the greatest common divisor of the numbers:

1) 27 and 36 2) 168 and 252.

№ 4

Find the least common multiple of the numbers:

1) 11 and 33; 2) 9 and 10; 3) 18 and 12.

№ 5

Determine whether the numbers 64 and 85 are mutually prime.

№ 6

Instead of an asterisk in the entry of 823*, write such a digit that the resulting number would be a multiple of: 1) 2; 2) 9 (consider all possible cases)

№ 7

During the first shift, the camp had 1,080 campers, and during the second shift, 336 campers. What is the highest number of people that could have been in a troop if there were the same number of people in each troop on both shifts?

№ 8*

Between the two settlements there were poles every 200 meters. They decided to replace these poles so that the distance between adjacent poles would be 84 m. What is the smallest possible distance between the two points if it is not necessary to replace the first and the last post?

№ 9*

Find the value of the expression and write out all the divisors of this number:

5,8-6,8 + 2,632:4,7.

№ 10*

Write in ascending order all irregular fractions with a numerator of 6 in which the numerator and the denominator are mutually prime numbers.

№ 11*

Solve the equation: (35x + 305) : 9 – 14 = 191.

Trending

Control work 1 (10th grade, basic)
Сhemistry

Control work 1 (10th grade, basic)

2.5k
Individual Math Cards for Second Grade
Mathematics

Individual Math Cards for Second Grade

2.5k
Tales, stories about family for preschoolers
Fairy tale

Tales, stories about family for preschoolers

2.5k
Realization of the educational potential of the lesson through the work with the content of educational material
Education

Realization of the educational potential of the lesson through the work with the content of educational material

2.5k
Modern Youth: Problems and Perspectives
Education

Modern Youth: Problems and Perspectives

2.5k
puzedu – all teaching materials in one place

Categories

  • Astronomy
  • Biology
  • Computer Science
  • Documents
  • Economics
  • Education
  • English language
  • Fairy tale
  • Geography
  • Geometry
  • History
  • Interests
  • Mathematics
  • Medicine
  • No category
  • Physical education
  • Physics
  • Politics
  • Psychology
  • Sociology
  • Traffic rules
  • Сhemistry
  • Contact Us

© 2022

No Result
View All Result
  • Home
  • Contact Us

© 2022

Welcome Back!

Login to your account below

Forgotten Password?

Retrieve your password

Please enter your username or email address to reset your password.

Log In
wpDiscuz