Question

please solve it.... ​

Answer 1

Answer:

d varies as t, this statement tells us that d and t are both directly proportional to each other.

Now, when d = 4 then t = 9

Which implies, for t = 1 => d = 4/9

So, for t = 21

d = 21*4/9 = 7*4/3 = 28/3

Hope this helps you !

Answer 2

Answer:

sorry na itna bhi gussa nhi karna chahiye