-2.34, -2.3, 3.5, 3.57, 4.21, 4.233
Hey I can help it is D but if you got it wrong I'm sorry I'm just trying my best because I've done this since a long time
Answer:
Step-by-step explanation:
- √20 - √5 + √45 =
- 2√5 - √5 + 3√5 =
- (2 - 1 + 3)√5 =
- 4√5
Correct choice is D
According to the 55 m/min speed, in 3 minutes, he should have traveled 165 m.
Since he only went 135 m, that means the water moved against him for 30 m. That also happened in 3 min so the water is moving against him at 10m/min.