Question

*A 7,000 square meter field costs Rs 560 per day for cleaning. How many square meters will be cleaned for Rs 400?*

1️⃣ 5000 sq.m.
2️⃣ 4000 sq.m.
3️⃣ 1400 sq.m.
4️⃣ cannot say​

Answer 1

Answer:

Given :Area of a rectangular field=450sq.m

Lengthl=30m

(i)Breadth b=

length

Area

=

30

450

=15m

(ii)PerimeterP=2(l+b)=2×(30+25)=2×55=110m

(iii)Cost of fencing for 1m=Rs.25.50

Cost of fencing of 110m is =110×25.50=Rs.2805