Question

please do step by step explanation wrong answers will be reported and no rubbish answers

Answer 1

Answer:

1)1 1/4 hours

2) 180°

3) 135°

6)33/7

Step-by-step explanation:

1) The speed of a motorboat is 500 km/hr. so we crossed 500 km in an hour.

2) 6*30=180°

3) 180-45 = 135°

6)7×4=28,28+5=33