collection of tough problems from G PREP - 26

[abhasjha]

How many odd integers are greater than the integer x and less than the integer y?

1) There are 12 even integers greater than x and less than y

2) there are 24 integers greater than x and less than y

[shashank.ism]

How many odd integers are greater than the integer x and less than the integer y?

1) There are 12 even integers greater than x and less than y

2) there are 24 integers greater than x and less than y

Statement 1: for 12 even integers there can be 11, 12 or 13 odd integers. .........not sufficient
statement 2: for 24 integers , there can be 12 even 12 odd, 13 even 11 odd, 11 even and 13 odd ....not sufficient

combined: 12 even integer and 24 integers means only 12 odd integers

Ans is C

[ajith]

How many odd integers are greater than the integer x and less than the integer y?

1) There are 12 even integers greater than x and less than y

2) there are 24 integers greater than x and less than y

1. Insufficient [1 and 25 has 12 even integers and 11 odd integers ; 0 and 25 has 12 even integers and 12 odd integers]
2. Sufficient half of the 24 should be odd and half should be even - Sufficient

B for me