Indian,
I used =IF(A7<19,"Singles --- "&RANDBETWEEN(1,19),IF(AND(A7>18,A9<37),"Doubles --- "&RANDBETWEEN(20,91),IF(A7>36,"Triples --- "&RANDBETWEEN(92,215),"")))
Sometimes when I recalculate (F9 in 2003, autocalculation is turned off). I get a blank or null value from the...