Question

who will give me answer I mark his name as brainlist​

Answer 1

Answer:

hey mate let us see the formula first

formula of speed

speed =distance/ time

speed in m/ s =distance in m /time in s

the solution should be

x =90 ×1000 /60 +60+ 30

x= 90000 /150

x 600

speed is 600m/s

hope it helps

Answer 2

Answer:

10 m/ sec

Explanation:

36* 5 /18 to convert from kmph to meter per second