Answer:
a person can work out 50% of the maximum (50% of 194 is 97) and 85% of the maximum (85% of 194 is 164.9). This means that the target heart rate for a 20-year-old is approximately 97–165 bpm. so around 21.
Step-by-step explanation:
Answer:
The answer is $3000.
Step-by-step explanation:
The men's clothing buyer had a group of 50 jackets priced at $250 each.
Total price of jackets =
dollars
The buyer reduced the price of the jackets in that group to $200 and 40 jackets were sold.
So, the price for selling 40 jackets is =
dollars
Remaining jackets =
These were sold at $150 each, totaling to =
dollars
So, overall money earned by reducing prices both time =
dollars
And the markdown in dollars = (original price before reducing) minus (educed total price)
=
dollars
So, the answer is $3000.
First observe that if
,

Let
and
. It follows that

Now let
, so
. Solving for
,

which means

Now solve for
.

(note that we assume
)

(we omit
since
is not true)