Question

Q6. Solve the numerical questions:-
1. Convert:- a. 4000 cm2
to m2
b. 54 km/h to m/s
c. 5.2 g/cm3
to kg/m3

2. A car travels a distance of 60 km in 1.5 hours
a. What is its speed? b. Express its speed in m/s.


plese tell answer till 8;00 pm today - 28-9-21

Answer 1

Answer:

i don't know

Explanation:

convert it in small form and devode it as shown

Answer 2

40 m2

0.54 km/h

0.052 kg/m3

40 m/s

is the answer