Question

SECT A piece of wire of 320m long is to be cut into two piece of ratio 7:9. What are the lengths of the two pieces. If an extra wire of 245 m is attached to each of the two pieces of wire. What will be the new length of each piece of wire and convert them into cm?प्लीज कॉल मी ​

Answer 1

Answer:

Length of wire =320m

7x+9x=320

16x=320

x=20m

Length of 1 wire is= 7×20m=140m=14000cm

Length of 2 wire is=9×20m=180m=18000cm

If extra wire is added to 1 wire= 14000+24500=38500cm

If extra wire is added to 2 wire=18000+24500=42500cm

HOPE IT IS HELPFUL