# The diameter of r

Given,

Diameter of roller = 84 cm

Length of roller = 1.5 m

Area covered by roller in one revolution = 2πrh =2

Area covered by it in 100 revolution = 100×3.96 = 396 m2

Cost of levelling 1m2 area = Rs. .50

cost of levelling 396m2 = .50×396 = Rs. 198

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Eliminating India's Poverty48 mins
Democracy - A Quick Insight55 mins
People As Resources53 mins
Solving most Important Questions43 mins
Poverty in India51 mins
Work and Types of Work done40 mins
Elections- Mechanism and Types48 mins
Construction-244 mins
Kinetic and Potential Energy39 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses
RELATED QUESTIONS :

Ravish wanted to RD Sharma - Mathematics

If the radius of RD Sharma - Mathematics

If each edge of aRD Sharma - Mathematics

The height h</RD Sharma - Mathematics

Find the lateral RS Aggarwal & V Aggarwal - Mathematics

The length and brRD Sharma - Mathematics

The dimensions ofRD Sharma - Mathematics

A culindrical watRD Sharma - Mathematics

If each edge of aRD Sharma - Mathematics

If the height of RD Sharma - Mathematics