2d = 5c
2/5 = c/d ...true
5/2 = d/c...true
2/c = 5/d...true
2/d = 5/c....not true
Answer:
7/15
Step-by-step explanation:
yeah
10*2=20
20*10=200
i think the answer is E
Answer:
r = 6
Step-by-step explanation:
Given that p varies directly as r, then the equation relating them is
p = kr ← k is the constant of variation
To find k use the condition p = 4, r = 2
k =
=
= 2
p = 2r ← equation of variation
When p = 12
12 = 2r ( divide both sides by 2 )
hence r = 6
Answer:
h = 3ft
Step-by-step explanation:
feet = 2.4
length - 2.3 ft
width = 1.2 feet