=SUMPRODUCT(A1:A5,B1:B5)

works fine, but gives 5 not 4.

--
HTH

Bob Phillips

(replace somewhere in email address with gmail if mailing direct)

"Nir" wrote in message
...
Hi,
I want to apply sumproduct on mixed text & numbers arrays, expecting
result
only when valid multipluy occurs

{1,a,3,1,b},{2,2,1,c,1}={4}