Brainliest will be given. Sorry for asking so many questions but I really don’t understand this topic area but if anyone could help and give a valid explanation I will really appreciate it <3 . ( The problem is in the picture above thanks love)

16%

Step-by-step explanation:

First week- 200 stickers

Second week- 280 stickers

Third week- 168 stickers

40% of 200 = 80

40% of 280 = 112

200-168=32

32 is 16% of 200

69

step-by-step explanation:

$450

step-by-step explanation:

first, you have to multiply 150x2=300

next, you have to add 150+300= 450