Since you take 56 from 140 to get 84, then the percent decrease is 56/140. 56/140 is 0.4, and when converted into a percent it is 0.4 x 100 = 40%.
The answer is 40% decrease.
Answer:
elapsed time: 3 hours and 49 minutes
Step-by-step explanation:
B
ac =5x
cb=7x
(5x×5x)+ (5 +7)^2 = 7x^2
25x^2+144=49x^2
x=kök 6
ac =5kok 6
(5kok6)×12÷2= 30 kök 6
follow if you like.please
639.8
7000
2520
525
450
..........