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
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
A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct?
A The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction
B The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction
C The bottom and middle roll rotate in the same direction
D Any one of the above
In a four high rolling mill, there are four rolls out of which
A One is working roll and three are backing up rolls
B Two are working rolls and two are backing up rolls
C Three are working rolls and one is backing up roll
D All of the four are working rolls
In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill.
A 35
B 50
C 70
D 85
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
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
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%
A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end.
A Compartment
B Tube
C Rod
D Pebble

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