Courses

# The shaded part in the given figure is covered with cement. If it costs ` 84 to: cement an area of 23 cm , find the total cost of cementing.a)Rs. 8820b)Rs. 8125c)Rs. 8610d)Rs.8804Correct answer is option 'A'. Can you explain this answer? Related Test: Test : Perimeter And Area - 2

## Class 5 Question

By PRASOON KUMAR · Aug 29, 2020 ·Class 5
SOUMYA DAS answered Aug 30, 2019
Area of larger rectangle
= (32x25) cm2 = 800cm2
Also, area of smaller rectangle = 485 cm2
= (800 - 485) cm = 315cm2
Now,
Cost of cementing of 3cm2 = Rs.84
Cost of cementing of 1 cm2
= (84/3)
= Rs.28
Cost of cementing of 315 cm2
= Rs. (28x315) = Rs.8820

This discussion on The shaded part in the given figure is covered with cement. If it costs ` 84 to: cement an area of 23 cm , find the total cost of cementing.a)Rs. 8820b)Rs. 8125c)Rs. 8610d)Rs.8804Correct answer is option 'A'. Can you explain this answer? is done on EduRev Study Group by Class 5 Students. The Questions and Answers of The shaded part in the given figure is covered with cement. If it costs ` 84 to: cement an area of 23 cm , find the total cost of cementing.a)Rs. 8820b)Rs. 8125c)Rs. 8610d)Rs.8804Correct answer is option 'A'. Can you explain this answer? are solved by group of students and teacher of Class 5, which is also the largest student community of Class 5. If the answer is not available please wait for a while and a community member will probably answer this soon. You can study other questions, MCQs, videos and tests for Class 5 on EduRev and even discuss your questions like The shaded part in the given figure is covered with cement. If it costs ` 84 to: cement an area of 23 cm , find the total cost of cementing.a)Rs. 8820b)Rs. 8125c)Rs. 8610d)Rs.8804Correct answer is option 'A'. Can you explain this answer? over here on EduRev! Apart from being the largest Class 5 community, EduRev has the largest solved Question bank for Class 5.