Answer: 81
Step-by-step explanation: 27 times 3 = 81
It will take them 80 days to sprint 20 miles.
The method that can be used in solving this type of question involves the use of equating fractions together with their arithmetic operation.
<h3>What is a fraction?</h3>
A fraction usually consists of two terms with a term located in the upper part called the numerator and another term located in the lower part called the denominator.
From the parameters given:
- The track team has a plan to sprint 20 miles this school year.
- If the runners participating in the event sprint 1/4 miles in each day.
Then, the estimate of the number of days it will take them to sprint 20 miles can be computed as:
= 80 days
Learn more about fraction here:
brainly.com/question/78672
Answer:
It takes 4.75 hours to travel 247 miles.
Step-by-step explanation:
This question is solved by proportions, using a rule of three.
A car travels at an average speed of 52 miles per hour.
This means that in 1 hour, the car travels 52 miles. How many hours for it to travel 247 miles?
1 h - 52 m
x h - 247 m
Applying cross multiplication
It takes 4.75 hours to travel 247 miles.
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Answer:
2.94 rads
Step-by-step explanation:
The number of radians that Jose sweeps out equals to the ratio of the chord length, which is the distance he travels in km, to the radius of the circular track, which is 0.9 km
= 2.65 / 0.9 = 2.94 rads
So Jose sweeps an angle of 2.94 radians