Yan has already finished Three-fifths of the 45 math problems he was assigned today. Each math problem took him 1 four-fifths of a minute to complete. If this pace continues, how much more time, to the nearest minute, will the rest of the problems take him to finish?

Step-by-step explanation:

Yan has finished =

Yan has finished =

=> 3 * 9

=> 27 problems

Yan has problem left:

=> 45 - 27

=> 18 problems

1 problem = of a minute

1 problem = 1.2 minutes

18 problems = 1.2 * 18

18 problems = 21.6 minutes

18 problems ≈ 22 minutes

Step-by-step explanation:

Yan finished 3/5 of 45 math problems.

Yan finished 27 math problems.

Yan has problems left.

1 problem = 1.8 minutes

18 problems = minutes

32.4 minutes to nearest minute will be 32 minutes.

i belive those are the ones that are under 90 degreese.

c

step-by-step explanation: easy math