Question

A stadium is located at the centre of the city in the form of the following diagram and with the given dimensions in metres. There is a running track of width 1m for the practice of athletes along the boundary of the stadium.
Aman is a sports man, he comes every day in the stadium for practice

and complete 20 rounds of this track every day.

i.The distance covered by Aman on this track along the outer edge
a. 689m

b. 670m

c. 676m

d. 760m

ii. The distance covered by Aman along the outer edge in 20 rounds is

a. 13520 m

b. 13000 m

c. 13500 m

d. 12520 m

iii. If there is a circular pond of diameter 14 meters, find the cost of covering it

with net at the rate Rs.50 per square metre.

a. Rs. 7000

b. Rs.7700

c. Rs. 7500

d. Rs.7650

iv. The owner of the stadium wants to fence the boundary of the basket ball court

of dimensions 30m×20m at the rate of ₹105.5 per m. sq., then the total cost of

fencing is:

a. ₹63000

b. ₹64400

c. ₹65000

d. ₹63300​

Answer 1

Answer:

Given, Principal(P)= Rs 6000

Rate of interest (R)=10%

Time=1 year

Interest =

100

P×R×T

=

100

6000×10×1

= Rs 600

Answer 2

Answer:

Given, Principal(P)= Rs 6000

Rate of interest (R)=10%

Time=1 year

Interest =

100

P×R×T

=

100

6000×10×1

= Rs 600

Remainder:

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