A number machine is shown below.

INPUT

ADD 9

MULTIPLY

BY 5

OUTPUT

a) Calculate the INPUT when the OUTPUT is 40.

[2]

b) Calculate the OUTPUT when the INPUT is n.

+

[2]

A number machine is shown below.

INPUT

ADD 9

MULTIPLY

BY 5

OUTPUT

a) Calculate the INPUT when the OUTPUT is 40.

[2]

b) Calculate the OUTPUT when the INPUT is n.

+

[2]