Question

Your CD player runs for about 6.5 hours on a new batteries. The average length of your CD'S in your collection is about 1.3 hours. How many CD'S can you expect to listen using one new set of batteries.

Answer 1

Answer:

5 CD'S

Step-by-step explanation:

If one average length of CD is 1.3 hours

then, for CD of new set of batteries is 1.3/6.5 = 5

Answer 2

Answer:

we can expect 5 CD's to listen using one new set of batteries.

Step-by-step explanation:

CD player runs for about 6.5 hours on a new batteries

=> New Battery Life = 6.5 hrs

The average length of your CD'S in your collection is about 1.3 hours.

Let say New battries can runs C cds

then Number of Hrs C CD's run = 1.3C  hrs

1.3C = 6.5

Dividing both sides by 1.3

=> C = 5

Hence we can expect 5 CD's to listen using one new set of batteries.