Question

The mass of a bottle is 402g when it is 7/12 filled with salt . Its mass is 420g when it is 5/8 filled with salt. What is the mass of the bottle when it is 5/6 filled with salt?pls help! I am going crazy with this qn.

Answer 1

Answer:

402×7/12=234*5

402×5/6=335

234*5÷18=13*027

13*027×335=43*64

402+43*64=445*64

Answer 2

Answer:

360 g

Step-by-step explanation:

7/12=14/24

5/8=15/24

5/6=20/24

15/24-14/24=1/24

1/24=420-402=18

20/24=18*20=360

SO THE ANSWER IS 360 g