spot the error with reasons:
raj surprised everyone (a)/when he created an unbreakable record (b)/of one and a half centuries (c)/ no error
Raj surprised everyone when he created an unbreakable record of one and a half century.
Reason : Since 'one and a half' is one unit of time hence, it will be followed by a singular term 'century'.
Reason : Since 'one and a half' is one unit of time hence, it will be followed by a singular term 'century'.