If I came 3rd in 1st term of 9th standard can i came first in 2nd term? Please answer me fast

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

What is the value of x in the equation7x+2y=48 when y=3

If two parallel lines are cut by a transversal, interior angles on the same side of the transversal are supplementary. a. always b. sometimes c. never