Home
Class 14
MATHS
A rectangular lawn whose length is twice...

A rectangular lawn whose length is twice of its breadth is extended by having four semi-circular portions on its sides. What is the total cost (in Rs.) of levelling the entire lawn at the rate of Rs.100 per square metre if the smaller side of the rectangle lawn is 12 m? (Take`pi= 3.14`)

A

86540

B

78650

C

85320

D

97625

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A rectangular lawn whose length is twice of its breadth is extended by having four semi-circular portions on its sides. What is the total area (in m^2 ) of the lawn if the smaller side of the rectangle is 12m? (Take pi = 3.14) एक आयताकार लॉन जिसकी लंबाई इसकी चौड़ाई से दोगुनी है, उसके किनारों पर चार अर्ध-वत्ताकार हिस्से होते हैं। यदि आयत की चौड़ाई 12 मीटर है तो लॉन का कुल क्षेत्रफल ( m^2 ) में क्या है? (मानिए pi = 3.14)

One side of a square plot is 250m, find the cost of levelling it at the rate of Rs.2 per square metre.

One side of a square field is 179m. Find the cost of raising a lawn on the field at the rate of Rs 1.50 per square metre.

A path of 4m width runs round a semi-circular grassy plot whose circumference is 1633/7m^(@) Find: the area of the path and cost of gravelling the path at the rate of Rs.1.50 per square metre

A path of 1 m wide runs around and inside a square garden of side 20 m. Find the cost of levelling the path at the rate of rs. 2.25 per square metre (in Rs.).

The cost of fencing a square field is Rs. 1976 at the rate of Rs. 26 per metre. What is the length of each side of the field?

One side of a square plot is 300m .Find its area.Also,find the cost of levelling it,if the rate for levelling is Rs.0.50 per square metre.

The area of a rectangular ground is 120 m^2 and its length is 12 mdot Find the cost of fencing the ground at the rate of Rs. 125 per metre.