The task is to generate the correct answer for a given math problem.

[EX Q]: Problem: 17 balls are numbered 1 to 17 . a ball is drawn and then another ball is drawn without replacement . what is the probability that both balls have even numbers ?
[EX A]: 7 / 34

[EX Q]: Problem: a cat chases a rat 6 hours after the rat runs . cat takes 4 hours to reach the rat . if the average speed of the cat is 90 kmph , what s the average speed of the rat ?
[EX A]: 36 kmph

[EX Q]: Problem: what is the decimal equivalent of ( 1 / 2 ) ^ 2 ?
[EX A]:
0.25