Out of the four options, only one is correct. Write the correct answer.
If 90% of x is 315 km, then the value of x is
We have, 90% of x = 315km
⇒ 
= 315
⇒ x = 
⇒ x = 
⇒ x = 350 km
Hence, option (b) is correct.
5
Out of the four options, only one is correct. Write the correct answer.
If 90% of x is 315 km, then the value of x is
We have, 90% of x = 315km
⇒ = 315
⇒ x =
⇒ x =
⇒ x = 350 km
Hence, option (b) is correct.