Question

In an examination, a student (S1) gets 34% marks and another student (S2) gets
44% marks. If the marks of S1 is 48 marks less than the pass marks and the marks of S2 is 72 marks more than the pass marks, find:
(i) the total marks in the examination
(ii) the percentage of pass marks.​

Answer 1

Answer:

Step-by-step explanation:

Distance= area under graph = area of five parts under graph =

2

1

​

×2×20+2×20+1×20+

2

1

​

×1×20+

2

1

​

×1×40

Distance=20+40+20+10+20=110m

Displacement = area above x axis −area under x axis =90−20=70m

Hence,

option (B) is correct answer