Is 'To Let' Separable or Inseparable? - Phrasal Verb Quiz

Quiz for Verb: 'To let'

Is the phrasal verb 'let' separable or inseparable in the following examples?

'Let off' - Not punish

'Let in on' - Tell someone a secret, inform them or allow them to participate

'Let on' - Tell a secret

'Let down' - Make clothes longer

'Let out' - Make a sound

'Let out' - Make clothes bigger

'Let down' - Disappoint, fail to keep an arrangement

'Let out' - Allow to leave or go out

'Let in' - Allow someone to enter