Sarita and cake

Algebra Level pending

Sarita cuts a cake into two halves and cuts one half into smaller pieces of equal size. Each of the small pieces is thirty grams in weight. If she has fifteen pieces of the cake in all with her, how heavy was the original cake?

450 grams 900 grams 840 grams 420 grams

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1 solution

Abhinav Roy
Jan 3, 2016

FIFTEEN PIECES CONSIST WITH FOURTEEN PIECES OF WEIGHT 30 GRAMS EACH = 25*30 GRAMS = 420 GRAMS.

TOTAL WEIGHT OF THE CAKE = 2*420 GRAMS = 840 GRAMS

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