Related Questions

At a college football game, 4/5 of the seats in the lower deck of the stadium were sold. If one-fourth of all the seating in the stadium is located in the lower deck, and if 2/3 of all the seats in the stadium were sold, what fraction of the unsold seats in the stadium were in the lower deck?
A 3/20
B 1/6
C 1/3
D 7/15
At a college football game, 4/5 of the seats in the lower deck of the stadium were sold. If one-fourth of all the seats in the stadium were located in the lower deck, and if 2/3 of all the seats in the stadium were sold, what fraction of the unsold seats in the stadium were in the lower deck?
A 3/20
B 1/6
C 1/3
D 7/15
At a collegae football game, 4/5 of the seats in the lower deck of the stadium were sold. If one-forth of all the seating in the stadium is located in the lower deck and if 2/3 of all the seats in the stadium were sold. What fraction of the unsold seats in the stadium were in the lower deck?
A 3/20
B 1/6
C 1/3
D 7/15
The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and difference of the digits of the number if the ratio between the digits the number is 1 : 2?
A 4
B 8
C 16
D 24
The difference between the radio of bigger difference between circle and smaller circle is 14 and the difference between their sareas is 1056 cm2 . Radius of the smaller circle is .
A 7 cm
B 5 cm
C 9 cm
D 3 cm
A snapshot measures 5/2 inches by 15/8 inches. It is to be enlarged so that the longer dimension will be 4 inches. What will be the length of the enlarged shorter dimension then?
A 2 : 1
B 4 : 3
C 1 : 2
D 4 :2
A band-stop filter passes frequencies between its lower and upper critical frequencies and rejects all others.
A True
B False
A band-pass filter rejects all frequencies within a band between a lower and an upper critical frequency and passes all others.
A True
B False
The lower and upper cut off frequencies are also called ___________ frequencies
A Sideband
B Resonant
C Half-resonant
D Half-power
The upper or lower cut off frequency is also called ___________ frequency
A Resonant
B Sideband
C 3 db
D None of the above

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