It is easier to add 50 to a number than 48 because 50 has a zero in it which makes an addition simpler.
48 + 34 = borrow 2 from 34 and add to 48
= 50 + 32 50 + 32 is 82
= 82

Explanation:
Since we have given that
The prices of three t-shirts styles i.e $24, $30, $36 with their probability is given by

As we know that,


Now,

and

So,

So, the expected value of a t-shirt = $31.
Answer:
Neither are correct.
Step-by-step explanation:
The number of legs = the number of ants * 6.
The relationship is L = 6 a so neither are correct.
Answer:
400 cents or four dollars
Step-by-step explanation:
If 2x10=20, then you could multiply the 40 by 10 to get the answer.