Answer:
Manuel received 28 purple pins.
Step-by-step explanation:
This is a simple equation. If he received 40 pounds and 70% of them are purple then the number of purple pins is 40 * 70% = 28.
Answer:

Step-by-step explanation:
Given

Required
Write a formula
The above sequence shows a geometric sequence because:
-- common ratio
The equation is determined using:

Where

Substitute values for a and r

Apply law of indices:





<em>The above represents the explicit formula</em>
Answer:
Jones moving company would be cheaper
Step-by-step explanation:
Henry: total = 50+20(10) = 250
Jones: total = 100+10(10) = 200
Perimeter = 2 widths + 2 length
356 = 2(84) + 2 length
356 = 168 + 2 length
356-168 = 2 length
188 = 2 length
so length = 188/2 = 94 yards
I hope this helps you
Pythagorean
hypothenus ^2=base^2+height ^2
hypothenus ^2=15^2+20^2
hypothenus ^2=225+400
hypothenus ^2=625
hypothenus ^2=25