the science teacher needs 32. she already has 24. hand lenses come in packages of 8. how many packages should she order to have a total of 32 hand lenses ​

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Which number completes the inequality? 2/3 < _ < 7/9