Question

Length 80cm breadth 50 cm Rehana has to fix lace around a rug .she bought a 20 m roll of lace.how much lace will be needed for one rug? How much lace will be used for 5 such rug ? How much lace will be left over?

Answer 1

Answer:

2(80+50) cm= 260 cm

260 cm lace will be needed for one rug.

for 5 such rug 5×260= 1300 cm or 13 m. of lace will be used.

lace that will be leftover after being used in 5 rugs= 20-13=7 meter.