Answer:
D
Step-by-step explanation:
edg
Average speed is given by [Total Distance] ÷ [Total Time]
Average speed =

km/hour
<u>Answer</u>
7/729
<u>Explanation</u>
The question requires to you to find the value of x.
9³x = 7
729 x = 7
x = 7/729
Answer:
56
Step-by-step explanation:
By tracing the lines on the tree diagram, we see the probability of both being red is 0.5 × 0.6 = 0.3.
The probability of both being blue is 0.5 × 0.4 = 0.2.
So we would expect to get both blue 2/3 of the times we get both red.
X = 2/3 (84)
X = 56
Answer: 17/20
<u>Divide</u>
34/40 ÷ 2/2 = 17/20
Divide each side by 2 so it'll be 2/2.