Answer:
60% =
75% = 
84% = 
65% =
Step-by-step explanation:
60% =
because 3 ÷ 5 = 0.6
75% =
because 3 ÷ 4 = 0.75
84% =
because 21 ÷ 25 = 0.84
65% =
because 13 ÷ 20 = 0.65
Answer:
What do you mean
Step-by-step explanation:
The way I figured this one out was saying that if it takes 2lbs to stretch it to 12 inches and 5lbs to stretch to 18 inches that means that 3 additional pounds = 6 inches. Therefore, each additional pound is 2 inches. We know already that with 2 lbs it was 12 inches in length and we can also say that 2 lbs = 4 inches. So subtract 4 from 12 and you end up with the answer of 8 inches.
answer:
Contd.
Explanation:
We will use the following well-known
Result : The eqn. of a line l passing through the pt. of
intersection of the lines l1:a1+b1+c1=0andl2:a2x+b2y+c2=0 is of
the form
Result :