brebre4895 brebre4895

28-01-2024
Physics

contestada

A boy goes to school with a speed x km/h and comes back with a speed of y km/h. Find the average speed of the boy.

a) (2xy) / (x + y)
b) (x + y) / 2
c) 2xy
d) x - y

Respuesta :

Otras preguntas

The perimeter of a rectangular is P = 2L + 2W. Solve for L if the perimeter is 220 ft and the length is 10 ft more than the width.

To keep up with rising expenses, a motel manager needs to raise the $40.00 room rate by 22%. What will be the new rate?

After meiosis there are a. two haploid cells. b. two haploid gametes. c. four haploid cells. d. four haploid gametes.

Is the plurea one of the membranes beside the lungs?

true or false the state of a medium helps determine the speed of sound passing through a medium

Where do all camels come from?

use double angle formulas to find the exact value of sin2x,cos2x, and tan2xsinx=12/13, 0<x<pi/2

Where do all camels come from?

c. Which of the following is true about a zygote? (1) A zygote is the ﬁrst cell of a new organism. (2) A human zygote has 23 pairs of chromosomes. (3) A zygote

You have to simplify this without any negative exponents. Where would I start?

ACCESS MORE EDU ACCESS Universidad de Mexico