Physics, asked by Kirgupta, 1 year ago

a boy run for 10 min at a uniform speed of 9km/hr at what speed should he run for the next 20 min so that the average speed comes to 12km/hr .?

Answers

Answered by meenakshi997sa

2

hope it helps............. :)....

Attachments:

Previous Question

Next Question

Similar questions

Hindi, 8 months ago

कोश क्रम के अनुसार लिखिए- एक अपना ऐसा किसी घर फल काका...

Biology, 8 months ago

hydra belongs to phylum...

Math, 8 months ago

Two ships travelling from Dumaguete to Cagayan de Oro differ in average speed by 10 kph. The slower ship takes 3 hours longer to travel a 240 kilometers route than for the faster ship to travel 200 kilometers route. Find the speed of slower ship. Hint construct an equation with time t as the variable.

Math, 1 year ago

factorise this equation...

Math, 1 year ago

express 90/216 as a rational number with denominator...

Social Sciences, 1 year ago

state two factors responsible for the rise of independent states in India...

Science, 1 year ago

if a diode is connected to n ac source then the diode is a) forward biased b) reverse biased C)both a and b d)does not get biased...

English, 1 year ago

Write a short story the son of poor farmer...