freemantatyanna freemantatyanna

22-07-2017
Mathematics

contestada

A train travels 83 kilometers in 3 hours, and then 87 kilometers in 2 hours. What is its average speed? km/hr

Respuesta :

20pisraelyan 20pisraelyan

22-07-2017

I believe it is around 35.5 km/hr

Answer Link

Аноним Аноним

22-07-2017

average speed = distance / time

= (83+87) / 5 = 170 / 5 = 34 km/hr

Answer Link

Otras preguntas

A, B, C are unit vectors such that B and C are perpendicular to each other, and projections of B, C along A are equal. Then the value of (C) B) ⋅ (2A) is equal

T or F, the MRT competency of connection is characterized by using positive and effective communication?a.trueb.false

what were some examples of times that you could have communicated better with someone

What is the acute treatment of headache?

How did the Opium Wars change China? What country expanded their influence into China

A patient arrives in the emergency room with a burn caused by steam. Calculate the heat that is released when 16.5 g of steam at 100. ∘C hits the skin, condense

Diazepam (Valium) Status Epilepticus Dose a) 2-5 mg IV b) 10-20 mg IV c) 30-40 mg IV d) 50-100 mg IV

Two closely spaced spots on a vertical wall through an angled glass slab as shown. As seen by the observer, the spots appear: a) Closer together b) Farther apar

Tengo una mochila amarillo.

Layer 3 Switching uses Logical Addresses such as _______ to determine the destination of the packet.