Question

If cost of 1 Dozen bananas is rupees 40 then what will be the cost of 30 bananas.

EXPLAIN ME VERY CLEARLY BECAUSE TOMORROW IS MY MATHS EXAM !!!!!
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Answer 1

Answer:

the cost of one banana is 3.33

then 3.33*30

=99.9

Answer 2

1 dozen= 12,so 12 = 40ruppes 1 = 40/ 12 so, 30 = 40/12× 30= 100