2 bikes pass each other in opposite direction. How long would they take to be 50

Question

2 bikes pass each other in opposite direction. How long would they take to be 500 km apart?

I.

The sum of their speeds is 135 km/hr.

II.

The difference of their speed is 25 km/hr.

2 bikes pass each other in opposite direction. How long would they take to be 500 km apart?

I.

The sum of their speeds is 135 km/hr.

II.

The difference of their speed is 25 km/hr.

A. I alone sufficient while II alone not sufficient to answer B. II alone sufficient while I alone not sufficient to answer C. Either I or II alone sufficient to answer D. Both I and II are not sufficient to answer E. Both I and II are necessary to answer

Explanation / Answer

E.

Both needed to answer question for solving two variables equations

Related Questions

Navigate

• Browse (All)
• Browse 2
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.