Question

In an examination a got 25 percent marks more than b , b got 10 percent less than c ,c got 25 percent more than
d. If d got 320 marks out of 500 the marks obtained by a was

Answer 1

Answer: 450/500

Step-by-step explanation:

D got 320

25% of 320= 25/100*320=80

So 'C' got 320+80=400

10% of 400=40

10% less than C i.e 400–40=360

So 'B' got 360

25% of 360= 90

25% more of B i.e 360+90=450

SO THE MARKS OBTAINED BY 'A' IS 450

hope this helps