$MathMaster logo$

MathMaster

Home
general
the bus one way of the road which is 10km is heading with speed of 20km h then the bus the other 10km is heading with spee

Question

The bus one way of the road which is 10km is heading with speed of 20km/h ,then the bus the other 10km is heading with speed of 60km/h. The middle speed of the road is it equal with arithmetic speed of the v1 and v2 ?

285

likes

1426 views

Answer to a math question The bus one way of the road which is 10km is heading with speed of 20km/h ,then the bus the other 10km is heading with speed of 60km/h. The middle speed of the road is it equal with arithmetic speed of the v1 and v2 ?

$Expert avatar$

4.6

103 Answers

Arithmetic speed = \frac{20+60}{2}=\frac{80}{2}=40km\h

Frequently asked questions (FAQs)

Question: What is the derivative of ∫(0 to x) sin(t^2) dt with respect to x?

+

What is the variance of a dataset with values {10, 8, 12, 14, 16} using the formula for sample variance?

+

Find the length of the hypothenuse given an angle of 45 degrees and an adjacent side length of 10 meters.

+

New questions in Mathematics

A=m/2-t isolate t

a to the power of 2 minus 16 over a plus 4, what is the result?

Convert the following function from standard form to vertex form f(x) = x^2 + 7x - 1

Y=-x^2-8x-15 X=-7

A normally distributed population has a mean of 118 with a standard deviation of 18. What score separates the lowest 72% of the distribution from the rest of the scores?

90 divided by 40

5 people can complete a task in 72 hours. How many people are needed to complete the task in 60 hours.

The ratio of tomatoes to red apples is 2:5. If there are 20 tomaoes in the garden, how many red apples are there?

If you randomly selected one person from the 900 subjects in this study, what is the probability that the person exhibits the minimum BMI?

Suppose the Golf ball market is perfectly competitive and the functions are known: Q = 120 – 2Px – 2Py 0.2I Q = 2Px 40 Where I = Consumers' income ($200) and Py = Price of Good Y (40) Calculate the equilibrium elasticity: a) 1.6 b) -6 c) 6 d) 0.6

What’s the slope of a tangent line at x=1 for f(x)=x2. We can find the slopes of a sequence of secant lines that get closer and closer to the tangent line. What we are working towards is the process of finding a “limit” which is a foundational topic of calculus.

The market for economics textbooks is represented by the following supply and demand equations: P = 5 + 2Qs P = 20 - Qd Where P is the price in £s and Qs and Qd are the quantities supplied and demanded in thousands. What is the equilibrium price?

Use the sample data and confidence level given below to complete parts (a) through (d). A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4336 patients treated with the drug, 194 developed the adverse reaction of nausea. Construct a 99% confidence interval for the proportion of adverse reactions.

What is the value of f(-3) for the function X squared+5x-8=

did an analysis of dropout from the nursing faculty at the Universidad Veracruzana. With a poblation of 122 students, it turned out that according to the gender data, the female sex predominates with 82%, and the male sex male is found with 12%. The main factors why students drop out are, first of all, "Not "re-enrolled" at 49%, second place "Personal reasons" at 20%, third place "change of school" in 11%, "lack of documents" and "economic reasons" in 7%, change of residence and lack of social service in 3%. Of this sample, how many students dropped out for other reasons?

Let f(x)=-1/2x+5 evaluate f(-6)

f(r) = 1/r+9 find f(x^2) + 1