SOLUTION: Maria and her classmates are standing with other people in a line of 35 people waiting to buy tickets. Maria is last in this line of classmates and 20th from the front of the whole

Question 1161835: Maria and her classmates are standing with other people in a line of 35 people waiting to buy tickets. Maria is last in this line of classmates and 20th from the front of the whole line. Maria's classmate leading the line of classmates is 23rd from the end of the whole line. How many classmates does Maria have?
Answer by ikleyn(52787) (Show Source): You can put this solution on YOUR website!
.


The last person in the line is in position 35.


The Maria's leading classmate is in the position 35-23+1 = 13.


So, Maria's classmates are from position 13 to 19 (not including herself), and their number is 19-12 = 7 persons.


ANSWER.  Maria has 7 classmates  (not including herself).

Solved.

RELATED QUESTIONS
Maria and her classmates are standing with other people in a line of 35 people waiting to (answered by ikleyn)

Maria and her classmates are standing with other people in a line of 35 people waiting to (answered by greenestamps)

Several people are standing in a straight line to buy concert tickets. Starting at one... (answered by mananth)

Maria has decided to plant grapes in the garden behind her house. His neighbor Ben has... (answered by ikleyn)

Maria was collecting money for the homeless and she lost the can with the money. she's... (answered by Theo)

Six people are standing in line for concert tickets. Their average age is 27. The average (answered by solver91311,ikleyn,MathTherapy)

The waiting time to ride a roller coaster is 20 minutes when 150 people are in line. At... (answered by fractalier)

An order of award presentations has been devised for 7 people: Jeff, Karen, Lyle, Maria,... (answered by jim_thompson5910)

Mother and Maria worked out a deal. For every day Maria walks the family dogs she gets... (answered by macston)