Answer:
option D
Step-by-step explanation:
in a shoe store survey there are 200 customers.
given in the table is that people using basketball shoes, not using basket shoes and then there is also classification of people using running or non running shoes.
We have been asked what percentage of people have basketball shoes.
People having basket ball shoes = 0.23 × 200 + 0.31 ×200
= 108
percentage of people wearing basket ball shoe =
= 54 %
we can also find it by directly adding the given value and multiplying it by 100
= 0.23+0.31 = 0.54 ×100 = 54%
hence, the correct answer is option D
Answer:
Option D. 8 units
Step-by-step explanation:
step 1
Find the area of rectangle
The area of rectangle is
step 2
Find the length side of the square with the same area of rectangle
The area of a square is
where
b is the length side of the square
we have
substitute
take the square root both sides
therefore
The length side of the square is 8 units
Answer:
The height of each step is 1957 yard
Step-by-step explanation:
we are given
Tristan is building steps up to a deck that is 15656 yards above the ground
so, total height =15656 yards
Number of steps =8
now, we can use formula
Height of each step = ( total height)/( number of steps)
now, we can plug these values
and we get
Height of each step is