Related Questions

A bakery opened yesterday with its daily supply of 40 dozen rolls. Half of the rolls were sold by noon, and 80% of the remaining rolls were sold between noon and closing time. How many dozen rolls had been sold when the bakery closed yesterday?
A 2 dozen
B 4 dozen
C 5 dozen
D 8 dozen
Angle of nip of the crushing rolls does not depend upon the
A Diameter of the rolls
B Speed of the rolls
C Product size
D Feed size
By walking at 3/4 of his usual speed, a man reaches his office 20 minutes later than usual. His usual time is :
A 30 minutes
B 75 minutes
C 45 minutes
D 60 minutes
Mr. Mamun bought 73 rolls of film. He can take 24 pictures with each roll of film. What is the total number of pictures he can take with 73 rolls of film ?
A 1,642
B 1,652
C 1,742
D 1,752
The cost of four rolls, six samuchas and three loaves of bread is Tk. 91. The cost of two rolls, three samuchas and one loaf of bread is Tk. 39. What is the cost of one loaf of bread?
A Tk. 10.50
B Tk. 11.00
C Tk. 12.00
D Tk. 13.00
A case of 12 rolls of paper towels sells for $ 9. The cost of one roll sold individually is $ 1. what is the percent of savings per per roll for the 12-roll package over the cost of 12 rolls purchased individually?
A 25%
B 90%
C 15%
D 11%
A case of 12 rolls of paper towels sells for $ 9. The cost of one roll sold individually is $ 1. what is the percent of savings per roll for the 12 roll package over the cost of 12 rolls purchased individually?
A 9%
B 33.33%
C 25%
D 15%
In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls.
A Equal to
B Smaller than
C Larger than
D None of these
Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills.
A Metalliferrous ores
B Non-metallic ores
C Basic slags
D Asbestos & mica
The value of 'angle of nip' is generally about
A 16°
B 32°
C 52°
D 64°

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