A bag contains some widgets weighing 81 kg. When 2 widgets are removed, the weight of the bag drops to 73 kg. The bag weighs 1 kg when empty. How many widgets are left in the bag after the 2 were removed?

7 less than the square of a number

Find the sum of - 5,16,2

How much is 3 4/8 1 3/9

Anna has 4/5 pound of cookies. She places the cookies into bags that hold 1/10 pound each. How many bags does she fill?

Find the width of a rectangular pool that has a perimeter of 890 feet if the width is five more than three times the length

A plane travels 395000 meters in 9000 seconds, what is the speed?

What is the importance of never giving up

Courtney has 4 gallons of milk. She uses 1/2 if the milk to make hot chocolate. Then, she uses 2/3 of the remaining milk to make cookies. How many gallons of milk does Courtney have after making hot chocolate and cookies?

If y = 7.2 when x = 10, what is the value of x when y = 20? (y varies inversely as the square of x.) A. 14.4 B. 6 C. 10 D. 20

If sally has 8 dog and lost 2, how many does she have left?