Answer:
40
Step-by-step explanation:
36 = 90% × (number of questions)
36/0.90 = (number of questions) = 40 . . . . . divide by the coefficient of the variable
There were 40 questions on the test.
Answer:
2 hours 50 minutes
Step-by-step explanation:
Mountain Standard Time is 1 hour earlier than Central Standard Time, so the departure time is equivalent to 6:30 pm in CST.
The time between 6:30 pm and 9:20 pm is 2 hours 50 minutes.
Answer:
50m is the length of the pool
Step-by-step explanation:
area= length * width
length= area/ width
1275/ 25.5 = 50
Answer:
Average speed = 30.2 miles / .4 hours =
75.5 mph
Step-by-step explanation:
