Answer:37 and half hrs
Step-by-step explanation:
This is what I get
Myra: 50/2= 25 bulbs/hr.
Francis: 45/3= 15 bulbs/ hr
25+15= 40/hr. Together per hr
Need to find 150 bulbs how many hrs
40/1=150/t
40t=150
T= 150/4
T= 37.5
37hrs and 1/2
Answer:
x = 84°
Step-by-step explanation:
The inscribed angle x is half the measure of the intercepted arc, that is
x = 0.5 × 168° = 84°
Answer:
20.5
Step-by-step explanation:
Let's label the vertices ABC as in the diagram below. Then
Data:
α = 34 °
β = 90 °
c = 17
Calculation:
cosα = AB/AC
Multiply each side by AC
ACcosα = AB
Divide each side by cosα
AC = AB/cosα = 17/cos34 ≈ 17/0.8290 ≈ 20.5
Answer:
x > -2
Step-by-step explanation:
the graph stops at x = -2 and doesn't move further down
Answer:
13
Step-by-step explanation:
ok Al = 0 Ben = +8 Carol = +5
0 + 8 + 5 = 13
Carol's house is located at 13