Question

Convert the following km/h in m/s

a) 90 km/h = m/s
b) 750 km/h = m/s
c) 54 km/h = m/s
d) 144 km/h = m/s​

Answer 1

Answer:

90×5/18=25 m/s

750×5/18=208.33 m/s

54×5/18=15 m/s

144×5/18=40 m/s

Explanation:

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Answer 2

Answer:

i 90km/h

=90X1000/3600

=90X5/18

=5X5

=25 m/s

ii 750 km/h

=750X5/18

=125X5/3

=625/3

=208.33m/s

iii 54km/h

=54X5/18

=3X5

=15 m/s

iv 144 km/h

=144X5/18

=8X5

=40m/s