Related Questions

A swimming pool is initially filled to a depth of 96 inches. After 2 weeks, the depth has decreased to9212 inches. Assuming that the depth decreased at a constant rate, after how many days would the water depth have reached 9334 inches?
A 3
B 9
C 7
D 6
A tailor had a number of shirt pieces to cut from some large pieces of fabric. He cut each large piece into 10 smaller pieces. He cut at the rate of 45 cuts per minute . How many large pieces would be cut in 24 minutes?
A 32
B 54
C 108
D 120
A tailor had a number of shirt pieces to cut from large piece pieces of fabric. He cut each large piece into 10 smaller pieces. He cut at the rate of 45 cuts per minute. How many large pieces would be cut in 24 minutes?
A 32
B 54
C 108
D 120
A tailor had a number of shirt pieces to cut from a roll of fabric. He cut each roll of equal length into 10 pieces. He cut at the rate of 45 cuts a minute. How many rolls would be cut in 24 minutes ?
A 32 rolls
B 54 rolls
C 108 rolls
D 120 rolls
The helix angle of a drill is __________ for drilling brass.
A Equal to 30°
B Less than 30°
C More than 30°
D None of these
The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.
A Equal to
B Less than
C More than
D None of these
In drilling brass, a drill with
A Zero helix angle is used
B Low helix angle is used
C High helix angle is used
D Any helix angle can be used
The point angle of a drill, for drilling stainless steel, is
A 90°
B 118°
C 135°
D 150°
In drilling Bakelite and fibrous plastics, the point angle of a drill is
A 90°
B 118°
C 135°
D 150°
In drilling aluminium, a drill with
A Zero helix angle is used
B Low helix angle is used
C High helix angle is used
D Any helix angle can be used

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