Correct Answer:
A. 20
The total cost is (3*16) + (4*23) = 48 + 92 = 140. With 7 books in total, the average price is 140/7 = 20. The other options are incorrect calculations.
Related MCQs
Meaning of the idiom “Sit on the fence”?
A.
Be in the middle of things
B.
Run into trouble
C.
Someone who does everything alone
D.
Delay or avoid making a decision
Correct answer is:
D. Delay or avoid making a decision
Which one is the result of the output given by computer:
A.
(A) Information
B.
(B) Instruction
C.
(C) Data
D.
(D) Excursion
Correct answer is:
A. (A) Information
Common name for Sodium chloride NaCl is?
A.
Baking soda
B.
Sugar
C.
Salt
D.
None of these
Correct answer is:
C. Salt
Which vaccine for COVID is widely recognized internationally?
A.
Pfizer
B.
Moderna
C.
Sinovac
D.
None of These
Correct answer is:
A. Pfizer
In which year Gilgit-Baltistan was given provincial-like status?
A.
2009
B.
2015
C.
2018
D.
2020
Correct answer is:
A. 2009
Which of the following planets has no moon
A.
Mercury
B.
Venus
C.
Mars
D.
Saturn
Correct answer is:
A. Mercury