MATH-6258 - Number Theory oed answer key

Showing 81 to 100 of 268 total answers.

#MATH-6258
Awesome StudentQuestion • Number Theory

The prime factors of 420 are 2, 3, 5 and ____.

Answer

7

#MATH-6258
Awesome StudentQuestion • Number Theory

Which of the following expressions is correct?

Answer

#MATH-6258
Awesome StudentQuestion • Number Theory

Write all the multiples of 6 between 4 and 40.

Answer

6, 12, 18, 24, 30, 36

#MATH-6258
Awesome StudentQuestion • Number Theory

Write all the multiples of 7 between 5 and 50.

Answer

7, 14, 21, 28, 35, 42, 49

#MATH-6258
Awesome StudentQuestion • Number Theory

The rules in obtaining the divisibility of 3 is

Answer

Add all the digits of the given number

#MATH-6258
Awesome StudentQuestion • Number Theory

Which of the following is the LCM of 12 and 15?

#MATH-6258
Awesome StudentQuestion • Number Theory

Write all the multiples of 8 between 3 and 100.

#MATH-6258
Awesome StudentQuestion • Number Theory

The following numbers are coprime of 34, EXCEPT:

#MATH-6258
Awesome StudentQuestion • Number Theory

What are the unknown numbers in the factor tree?

#MATH-6258
Awesome StudentQuestion • Number Theory

Write all the multiples of 12 between 20 and 150

#MATH-6258
Awesome StudentQuestion • Number Theory

Complete the expression '27 = 128 = ___ (mod 63)'

#MATH-6258
Awesome StudentQuestion • Number Theory

Complete the expression '27 = 128 = ___ (mod 63)'

#MATH-6258
Awesome StudentQuestion • Number Theory

Complete the statement: 152 = 225 = ___ (mod 27).

#MATH-6258
Awesome StudentQuestion • Number Theory

Complete the statement: 252 = 625 = ___ (mod 28).

#MATH-6258
Awesome StudentQuestion • Number Theory

Write all the multiples of 17 between 70 and 160.

#MATH-6258
Awesome StudentQuestion • Number Theory

Complete the expression '53 = 125 = 14 (mod ___ )'

#MATH-6258
Awesome StudentQuestion • Number Theory

Complete the expression '53 = 125 = 14 (mod ___ )'

#MATH-6258
Awesome StudentQuestion • Number Theory

The factors of 270 with the most times repeated is

#MATH-6258
Awesome StudentQuestion • Number Theory

Which of the following numbers is divisible by 47?

Page 5 of 14

1...34567...14