Answer:
90
Step-by-step explanation:
25 bananas.
The cost of one banana = 84/15 = rs 28/5 = rs 5.60.
So the number of bananas costing rs 140
= 140 / 5.60
= 25 bananas.
the pattern is +2, +6, +10, +14, +18 etc
so its in increment of 4
the rest is trivial
