Sally did some counting look at her work explain why you think sally counted this way 177,178,179,180,190,200,220,211,212,213,21
dimulka [17.4K]
<span>The first and last four numbers each have a difference of one between them.
The fifth number has a difference of 10 between it and the previous number.
The middle number has a difference of 20 between itself and the two numbers that surround it.
Counting in this way could have been a result of a lot of things to count, and spot checking along the way (when the numbers have a difference of 1).</span>
He made $600 profit on it. 3000 * .20 = 600
Answer:
£13 %11
Step-by-step explanation:
Given:
The given value is
.
To find:
The multiplicative inverse of
.
Solution:
We know that
is the multiplicative interval of
if
.
Let
be the multiplicative inverse of the given value
. Then,

Divide both sides by
.


Therefore, the multiplicative inverse of
is
. Hence the correct option is A.