Answer:
Step-by-step explanation:
area of base = 5×11 = 55 ft²
area of triangle = ½×5×6 = 15 ft²
area of rectangular face = 6.5×11 = 71.5 ft²
surface area = 55 + 2×15 + 2×71.5 = 228 ft²
Answer:
1) 62.5
2) 50
3) 75
4) 100
Step-by-step explanation:
1)
Because it has a half-life of 25 days, half of it will decay after 25 days.
After 
days, there will be 
of it left.
So, 
.
2)
Because it has a half-life of 25 days, half of it will decay after 25 days.
After 
days, there will be 
of it left.
So, 
3)
Because it has a half-life of 25 days, half of it will decay after 25 days.
After 
days, there will be 
of it left.
So, 
.
4)
The only answer left is 
grams. You can solve it the same way you solved the previous steps.
A television programmer is arranging the order that seven
movies will be seen between the hours of 6 P.M. and 8 A.M. Two of the movies
have a G rating, and they are to be shown in the first two time blocks . One
of the movies is rated NC-17, and it is to be shown in the last of the time
blocks, from 6 A.M. until 8 A.M. Given these restrictions the movie can be
arrange in:
2*1*4*3*2*1*1 ways = 48 ways
Cause that is not the answer it is 67
Answer:
2x
Step-by-step explanation:
