Question

Section-A
1X10=10
1. Case study-1
There are three race tracks in India.
Coimbatore - Kari motor speed way
Chennai - Madras motor sports race tracks
Delhi - Budh International Circuits
The sketch of race track with descriptions is written below:
90
Inner perimeter of track = 400m
Outer perimeter of track = 488 m
m т
m
m т
d)
m т
i) Inner radius of circular portion =
35
a) 35m
7
35
b)
m
4
22
3
ii) Outer radius of circular portion =
49
2208
a) —m
b) 49m
c)
11
11
7
iii) Width of track =
a) 441 m
b) 14 m
c) 35 m d) 49 m
iv) Total area of track =
a) 6210m2
b) 6201m?
c) 6206m2 d) 6216m
v) Total cost of developing the track at the rate of 12.50/m²
a) Rs 77658
b) Rs 76578 c) Rs 77700 d) Rs 6678​

Answer 1

Answer:

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