Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.

Problem: if x gets 25 % more than y and y gets 20 % more than z, the share of z out of rs. 1110 will be :
Options: a. rs. 300, b. rs. 200, c. rs. 240, d. rs. 350, e. none of these
a

Problem: the cost of 8 dozen pencil and 2 dozen note book is 520 rupee. if cost of 3 pencil and 4 note book is 60 rupee, then sum of the cost of 1 pencil and 1 note book will be ( in rupee.
Options: a. rs 13.51, b. rs 15.51, c. rs 16.51, d. rs 14.51, e. rs 17.51
b

Problem: a no. when divided by the sum of 555 and 445 gives 2 times their difference as quotient & 50 as remainder. find the no. is ?
Options: a. 145646, b. 236578, c. 645353, d. 456546, e. 220050

e