Answer:
90 km/h
Step-by-step explanation:
To solve this problem you first need to convert minutes to hours since the unit is km/h. Doing this we get half an hour (1 hour=60 mins so you divide 30 by 60) after converting you simply divide 45 by 1/2 or .5 to get the answer.
Answer:
124
Step-by-step explanation:
Answer:
#3 1/6, 1/6, 1/2, 1/3, 5/6.
#4 3/12, 4/12, 5/12, 8/12, 9/12
Step-by-step explanation:
#3 is numbers out of six (fractions).
#4 is the same thing. You add all of the numbers (4, 3, and 5) to get the total and then you subtract to get the probability.
These are all I know.
Answer:
Step-by-step explanation:
3x + 20
You will need to find out what x represents by doing that you add 80+60 which equals 140 now you know what your missing
3 times what + 20 equals 140
40×3=120+20=140
Your answer would be 3•40+20=140
Answer: 3/10
Explanation: .3 is equal to three tenths
