Question

Dan finished his chemistry assignment in 1/2 hours. Then he completed his English assignment in 4/5 hours. How much more time did Dan spend on his English assignment?

Answer 1

The time taken to complete chemistry assignment is, t = 1/2 hours.

The time taken to complete English assignment is, t' = 4/5 hours.

Therefore, the difference is time is,

`(4)/(5)-(1)/(2)=(8-5)/(10)=(3)/(10)\text{ hours}`

Thus, Dan spent 3/10 more hours on his english assignment.