Answer:
Total no. of buttons = 300 + 700 + 1000
+ 500 = 2500
Possibility for a person to pick a pink button = 300/2500 = (3/25)%
Amount of pink buttons she can expect her friends to pick = 50(3/25) = 6
She can expect to make 6 pink barrettes
Step-by-step explanation:
c
-5/16 is less than -3/8
-5/16 is greater than -11/32
-5/16 is less than -1/4
5/16 is less than -1/8
17
To evaluate the expression substitute x = - 1 and y = 3 into it
3(- 3)² - 2(- 1) - 12
= 3 × 9 + 2 - 12 = 27 + 2 - 12 = 29 - 12 = 17