Because y varies inversely as x, therefore

where k = constant.
When x = 6, y = 2.5. Ther efore

Cross multiply.
k = 6 x 2.5 = 15
The equation is

When x = 4, obtain

Answer: a. 3.75
Answer:
Question (A) firgue b is pallorgram
Question ( B) Only A is a rentengle
Question (C) is already right
Step-by-step explanation:
Answer:
Ellie can make eight stacks of quarters with four quarters in each stack
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given



Required
Determine 
From laws of probability, we have:

Substitute in values


Hence,
<em> is calculated to be 0.557</em>
X values are increasing by 2
y values are increasing by 4
Mark is correct