My little sister's (sn) birthday is June 5th and I'm going to sing a song with her. The length of this song is 3.17 minutes. and the length of another song is 4.24 minutes. How many seconds long are these two songs in total?​

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.