Translation of "Contestaron" in English

Intenté llamar, pero no contestaron.

I tried calling, but they didn't answer.

Y contestaron: "Oh, pero no le creímos",

and they go, "Oh, but we didn't believe him,"

Tom y María contestaron al mismo tiempo.

Tom and Mary answered simultaneously.

Y ellos contestaron sin dudar: 9000 años atrás.

and they replied matter-of-factly, "9,000 years ago."

Así que llevé a cabo un estudio en mi web, y casi 400 personas contestaron.

so I run a study through my website, and nearly 400 people responded.