So you have 20% of blue and 50% of black.
So you have 70% in total that are both blue and black.
100%- 70%= 30%
So that means 30% were neither blue or black.
Do a proportion
30/100= x/30
30 x 30= 900
900 divided by 100= 9
Answer is 9 shirts are neither blue or black
3/30=9/v
3×3=9
30×3= 90
v=90
Answer:
The price elasticity of demand is calculated as the percentage change in quantity divided by the percentage change in price.
1/4, 1/2, 4/7, and 2/3. I hope this helps!
This would result in 322.5. you get this by moving the decimal place two to the right
