Everyday Rohan rides his bicycle as part of his exercise. While travelling at a constant rate, he rides 5 miles in 25 minutes. At this rate , how long would it take Rohan to cycle 10 miles ?

Q.

Everyday Rohan rides his bicycle as part of his exercise. While travelling at a constant rate, he rides 5 miles in 25 minutes. At this rate , how long would it take Rohan to cycle 10 miles ?

Q. Adam takes $30$ minutes to cover $10$ miles riding his bike and he takes $20$ minutes to cover $20$ miles when he drives his car. Which of his vehicles is faster?

Q. James rides 12 miles in an hour on his bicycle and 20 miles in 2 hours by public bus. Choose the appropriate choice.

Q. A man covers 1 mile in the first 5 minutes, half a mile in the next 5 minutes, and a fourth of a mile in the 5 minutes after that on his morning run. If he continues in this pattern, how long would he take to cover 2 miles?

Q.

Each morning, John jogs at 6 miles per hour and rides a bike at 12 miles per hour. His goal is to jog and ride his bike a total of at least 9 miles in less than 1 hour. If John jogs j miles and rides his bike b miles, which of the following systems of inequalities represents John’s goal?