During a chemistry experiment Kevin calculated the molar mass of sodium to be 23.4g the actual molar mass of sodium is 22.99g what is his percent error

Fifteen percent of hockey-stick sales are to women. If 220 sticks were sold, how many were purchased by women?

The sum of a number and its reciprocal is 13/6. find the number

Steve takes 6 hours to get the yard work done by himself. If Bill works alone, it takes him 10 hours. How long would it take them working together to do all of the yard work?

In golf there is a number of strokes assigned to each hole, called the par for that hole. If you get the ball in the hole in fewer strokes than par your are under par for the hole.

Curtis is packing to move. He finds 23 photo albums in the attic and 45 albums in a closet. If he divides them equally among 4 boxes, how many albums will he put in each box?

Margo can purchase tile at a store for $0.69 per tile and rent a tile saw for $32. At another store she can borrow the tile saw for free if she buys tiles there for $1.49 per tile.

Fannie Flynn compares her checkbook register, cancelled checks, and bank statement which shows a balance of $300.42. She finds two outstanding checks for $98.25 and $59.35. There is also an outstanding deposit of $19.95.

The dance teacher bought a roll of ribbon that is 201.5 yards. She needs 15.5 yards of ribbon for each dancer. How many 15.5 yards pieces of ribbon can they cut from each roll on ribbon

A woman put $580 into a saving account for one year. the rate of interest on the account was 6 half %. how much was the interest for the year in dollars and cents?

Simplify and Solve this equation q: 3q+5+2q-5=65