Related Questions

The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If Z is open, which of the following must be true?
A S is open
B T is open
C U is open
D y is open
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. If R is closed and U is open, which of the following must be true?
A S is open
B T is open
C T is closed
D Y is closed
Identify the correct passive form ---- Open the window.
A The window shoud be opened.
B Let the window be opened.
C Let the window be opened by you.
D The window must be opened.
Identify the correct passive form- "Open the window"
A The window should be opened
B Let the window be opened
C Let the window be opened by you
D The window must be opened
Identify the correct passive form of the sentence "open the window"
A The window should be open
B Let the window be opened
C Let the window be opened by you
D The window must be opened
Identify the correct passive form -Open the window.
A Let the window be opened
B The window must be opened
C The window should be opened
Identify the correct passive form; Open the window'
A The window should be opened
B Let the window be opened
C The window must be opened
D Let the window be opened by you
Identify the correct passive form Open the window
A The window hould be opended
B Let the window be opened
C let the window be opened by you
D The window must be open
Identify the correct passive form of 'Open the window'.
A The window should be opened.
B Let the window be opened
C Let the window be opened by you.
D The window must be opened
Open the window. Identify the correct passive form:  
A The window should be opened.
B Let the window be opened .
C Let the window be opened by you.
D The window must be opened.

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