Question

rohanpreet obtained 548 marks out of 800 and Rahman obtained 460 marks of 600 in mathematics . whose performance better ??


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Answer 1

Step-by-step explanation:

Rohanpreet obtain 548 marks out of 800

Therefore, the percentage of his score

=548/800x100=548/8=68.5%

Ramen obtain 460 marks out of 600

Therefore, the percentage of his score

=460/600x100=460/6=76.66%

Clearly, 68.5% /_ 76.66%

Therefore, Ramen's performance is better

Answer 2

Answer:

Rohanpreet obtained =

800

548

=

200

137

Rahman obtained =

600

460

=

30

23

L.C.M(30,200)=600

200

137

=

200×3

137×3

=

600

411

30

23

=

30×20

23×20

=

600

460

600

460

>

600

411

∴ Rahman's performance is better than Rohanpreet.