NG issues

colomon: ng: my $a = 3/2; say "$a ";
[11:08am] p6eval: ng 46e2ef: OUTPUT«Multiple Dispatch: No suitable candidate found for ‘concatenate’, with signature ‘PPP→P’␤current instr.: ‘_block14’ pc 29 (EVAL_1:0)␤»
colomon: ng: my $a = 3/2; say " $a";
[11:09am] p6eval: ng 46e2ef: OUTPUT« 1.5␤»

colomon: ng: my $a; say $a ~ “hello”
[11:13am] p6eval: ng 46e2ef: OUTPUT«Mu()hello␤»