Which of the following is largest ?
A39/48
B28/32
C31/40
D63/80
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The operation of forcing additional air under pressure into engine cylinder is known as:
A material which can be drawn in to fine wires is known as
The stadia tachometry was discovered by James Watt in the year
The accepted speed of the moving stair is mm/second.
Contractor's profit is usually