Answered

50%of alk the cakes Jenny baked that week were party cakes 1/5 were fruit cakes,and the remainder were sponge cakes what percentage of cakes were sponge cakes ?

Answer :

1/5 = 20% so 50+20=70
100-70=30
so 30%
it is 30% because 50% went to the alk cakes 20% went to fruit cakes together that equals 70 % and that leaves jenny with 30%

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