y ∝ 1/x2 y = 4 when x = 3 find the value of x when y = 9
a) x = 4
b) x = 2
c) x = 9
d) x = 1/9
Explanation: y ∝ 1/x2
y ∝ k/x2
k = y.x2 putting x = 3 and y = 4
k = 4 x (2)2 = k = 36
Now k = yx2 : putting y = 9 :
k = 9x2 putting k = 36
36 = 9x2
x2 = 36/9 : OR x2 = 4 : OR x = 2
I am sure I will enjoy eating _______ you cook.
a) whatever
b) what
c) how
d) whichever
Explanation: The sentence "I am sure I will enjoy eating whatever you cook" implies that the speaker is open to and willing to enjoy any food that the person they are addressing cooks. "Whatever" in this context indicates a general or unrestricted choice, suggesting that the speaker is not specifying a particular dish or type of food.
Will they have cheated us? [Choose the correct passive]
a) Shall we have been cheated by them?
b) Will is have been cheated by them?
c) Will we have been cheated by them?
d) Shall we has been cheated by them?
Explanation: The correct passive construction for the sentence "Will they have cheated us?" is c) Will we have been cheated by them?
This passive construction maintains the future tense of the original sentence while indicating that the action of being cheated (the verb "cheated") will be performed upon the subject ("us") by the doer ("them").
We ought to respect those who are senior _____ us:
a) than
b) to
c) of
d) in
Choose the word nearest in meaning to “VANISHED”.
a) Improved
b) Interested
c) Deprived
d) Disappeared
Explanation: The word nearest in meaning to "VANISHED" is d) Disappeared.
"Vanished" and "disappeared" are synonyms, both indicating the act of something or someone going missing or becoming untraceable.
Micro teaching is useful to students of:
a) Primary classes only
b) Junior classes only
c) 10 +2 classes only
d) Higher and primary classes both
