Question

circle all that apply 13860a. divisible by 4b. divisible by 7d. divisible by 9c. divisible by 11e. none of the above

Answer 1

A number is divisible by another number if it yields a whole number when divided by that number. For example, 8 is divisible by 2 because 8/2 = 4, and 4 is a whole number.

Then, let us verify the options.

• 13860 is divisible by 4?

$\frac{13860}{4}=3465$

3465 is a whole number. Thus, 13860 is divisible by 4.

• 13860 is divisible by 7?

$\frac{13860}{7}=1980$

1980 is a whole number. Thus, 13860 is divisible by 7.

• 13860 is divisible by 9?

$\frac{13860}{9}=1540$

1540 is a whole number. Thus, 13860 is divisible by 9.

• 13860 is divisible by 11?

$\frac{13860}{11}=1260$

1260 is a whole number. Thus, 13860 is divisible by 11.