Question

20 bars of chocolate go to Rs.3 20 find the cost of 31st of chocolate bars

Answer 1

Answer:

To find the cost of 31 bars of chocolate

price of 1 chocolate bars =320/20

=Rs 16

the cost of 31 chocolate bars=16*31

=Rs 496

Step-by-step explanation:

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Answer 2

☆ Correct Question ☆

20 bars of chocolate cost Rs 320. Find the cost of 31 of chocolate bars.

☆ Solution ☆

Given :-

• 20 bars of chocolate cost Rs 320.

To Find :-

• The cost of 31st of chocolate bars.

Step-by-Step-Explaination :-

Cost of 20 bars of chocolate is rupees 320.

Cost of 1 bars of chocolate = Total cost / Number of chocolate bar

Putting the respective value,

Cost of 1 bars of chocolate = 320/20

Cost of 1 bars of chocolate = 16

Hence,

Cost of each chocolate bar is rupees 16

Now,

Cost of 31 such chocolate bars = 31 × Cost of each chocolate bar

Putting the respective value,

Cost of 31 such chocolate bars = 31 × 16

Cost of 31 such chocolate bars = 496

Therefore,

The cost of 31 such chocolate bars is rupees 496.