This should answer it! Sure they can help.
Answer:
−4−(−13)
=−4−(−13)
=−4+13
=9
Step-by-step explanation:
Please mark brainllest!
Hanna train departs at 2:15 pm , while harry departs at 3.00 pm and Howard departs at 2:35 pm (20 minutes after Hannah). Howard arrives at 3.25 pm which means he takes 50 minutes. Harry trains takes 50% longer than Howard which is 1.5 × 50 = 75 minutes( 1 hr 15 minutes . Therefore harry arrives at 4.15 pm ( 3.00 + 1 hr 15 minutes).
hence, the answer is 4.15 pm
His average is 80%. You take the two scores add them up and divide by the number of scores.