The length of a rectangular wooden board is thrice its width. If the width of the board is 120 cm, find the cost of framing it at the rate of $5 for 20 cm.
please explain and tell......
Answers
Answered by
1
Answer:
please mark a brilliant
Step-by-step explanation:
B= 120 then l= 360
so circumference of rectangle = 2×(l +b)
=2×(120+360)
=2×480=960cm
now,
20 cm cost is equal to rs5
so 1 cm --------------------rs 5/20
960cm---------------------rs 5×960/20
=rs240...
Answered by
0
Answer:
240 is your answer mark me as brainliest answer
Similar questions