themarkodom themarkodom

08-11-2016
Mathematics

contestada

A powerboat takes 30 minutes to travel 10 miles downstream. The return trip takes 50 minutes. What is the speed of the current

Respuesta :

08-11-2016

s = d/t
s = 10 + x / 1.33

30 = 10
1 = 1/3
50 = 50/3

s = 10 + 50/3 ÷ 1.33
s = 80/3 ÷ 1.33
s = 0.2 km/h

Answer Link

Otras preguntas

Review the given requirements using the checklist and discover possible problems with them. The following requirements are for a library system which is an inte

If f(x) = 2x2 + 3 and g(x) = x2 - 7, find (f+ g)(x). A. 3x2 - 10 B. 3x2 - 4 C. x2 - 4 D. x2 + 10

Find the value of x to the nearest tenth.

In each of the following pairs of numbers, state which whole number is on the left of the other number on the number line. Also write them with appropriate sign

A market survey shows that 50% of the population used Brand Z computers last year, 4% of the population quit their jobs last year, and 2% of the population used

Duane is making a casserole for dinner. He has been cooking the casserole for 48 minutes. The casserole needs to cook for 47 more minutes. How many minutes does

Question 9 Lipids and proteins can be formed from carbohydrates. Which elements do these molecules have in common that help form different molecules? carbon hyd

Which of the following sentences is punctuated incorrectly?

The line plot below displays the fraction of incoming calls answered before the second ring by a group of employees. What fraction of employees answered less th

how can you prevent frequent landslides from heavy rains