Answer:
Step-by-step explanation:
Im pretty sure the answer is 1.4 or D
We will count number of squares
first term is 4
so, 
second term is 7
so, 
third term is 10
so, 
We can see that this sequence is in arithematic sequence
we can use nth term formula

where
an is nth terms
a1 is first term
d is common difference
n is total number of terms

now, we can plug values
and we get



.................Answer
It asks to "Find the unit price in dollars per padlock"
The phrasing "dollars per padlock" is the same as "dollars per 1 padlock"
In other words, the teacher wants to know how much 1 padlock costs.
7 padlocks : $23.80
7/7 padlocks : $23.80/7 .... divide both parts by 7
1 padlock : $3.40
We see that 1 padlock costs $3.40, so the unit cost is $3.40 per padlock
2.1 -0.3 = 1.8 total weight of strawberries
4.68 / 1.8 = 2.60 per pound
Answer:
0.0833
Step-by-step explanation:
3 divided by 1/4