List the positive multiples of 7 that are less than 40.

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air