Question

Agar God 375 mass out of 500 in the first examination 360 marks out of 800 in the second examination in 8:40 mass out of 1200 III examination find percentage on the whole in all the three examinations​

Answer 1

(375+360+840)/(500+800+1200)*100

=1575/2500*100

=51%

Answer 2

Answer:

percentage in the all three examination 63$\%$

Step-by-step explanation:

Agar got a marks

1. examination $=$ 375 out of 500
2. examination $=$ 360 out of 800
3. examination $=$ 840 out of 1200

Total score agar got in three examinations

375₊360₊840 $=$ 1575

Total marks of three examinations

500₊800₊1200 $=$ 2500

Formula of percentage

p $= \frac{total scored}{total marks}$ ×100

  $= \frac{1575}{2500}$ ×100

percentage $= 63 \%$