5h 30m + 6h 6m + 6h 30m = 17 hours and 66 minutes or 18 hours and 6 minutes.
1,110 minutes total.
Hope I helped! :)
Step-by-step explanation:

Answer: c) 0.75
Step-by-step explanation:
Given : The probability of choosing a black marble is P(Black)= 0.36.
The probability of choosing a black and then a white marble is P( Black and white) = 0.27.
Then by conditional probability ,
The probability of the second marble being white if the first marble chosen is black = 

Therefore , the probability of the second marble being white if the first marble chosen is black = 0.75
Answer:
B
Step-by-step explanation:
Volume =base area ×height
=(2×2)×7
Area of the object =2 area of square + 4 same faces due to the square have same length
=(7×2)+2(2×2)
Answer:
x = 5 is incorrect
Step-by-step explanation:
12 1/2 should be -12 1/2