It helps to use your factor pairs
Answer:i tried
Step-by-step explanation:
<span>0.0525
The percent sign means divide. So you just move the decimal over two places to the left</span>.<span>To find the percentage, we multiply this 'decimal' form of the percent by 200.
0.0525*200 = 10.5
The 200-pound piece of alloy contains 10-1/2 pounds of copper.
</span>
Answer:
slope = 
Step-by-step explanation:
Calculate the slope m using the slope formula
m = 
with (x₁, y₁ ) = (0, - 1) and (x₂, y₂ ) = (3, 4) ← 2 points on the line
m =
=
= 
Answer:
Step-by-step explanation:
Number of red marbles=4
Number of blue marbles=3
P(B)=3/10
P(R)=4/10=2/5
Total number of marbles=10