Coding and Algorithms

Below is a function machine for adding thirteen.

$\editable{}$ | $+13$+13 | $\editable{}$ | ||

a

If we put $26$26 into the function machine, will we need to carry when we add the units?

Yes

A

No

B

Yes

A

No

B

b

If we put $18$18 into the function machine, will we need to carry when we add the units?

Yes

A

No

B

Yes

A

No

B

c

Which type of numbers will involve a carry when put into this function machine?

Numbers with a units digit of $8$8 only.

A

Numbers with a units digit from $0$0 to $6$6.

B

Numbers with a units digit from $7$7 to $9$9.

C

Numbers with a units digit of $6$6 only.

D

Numbers with a units digit of $8$8 only.

A

Numbers with a units digit from $0$0 to $6$6.

B

Numbers with a units digit from $7$7 to $9$9.

C

Numbers with a units digit of $6$6 only.

D

Easy

Less than a minute

Sign up to try all questions