One cooy machine can run off copies in 198 minutes. A newer machine can do the same job in 126 minutes. How long does it take the two machines, working together, to make all of the necessary copies?

A standard 52 card deck of cards is shuffled and then a 12-card hand is dealt from the deck. How many different outcomes are possible that have exactly 3 pairs, and all other cards of different denominations?

10 4/5 + (8 3/4 - 6 1/2)

K/2 + 9 = 30 What is k

During a nature walk jill identified 20 species of animals n plants jill said that 1/3 rd of the specie s she identified where animals can this be correct explain

Wrtie a rule for these values. (3,-2) (3,0) (3,2)

Change 1 h 25 min 29 s to s.

How long would it take to travel 372 miles at 65 mph?

What is the volume of a sphere that has a diameter of 9 yd? Use 3.14 to approximate pi and round the answer to two decimal places if necessary. ___π yd3

25 1/5 - 17 5/6 as a mixed number with the fractional part in lowest terms

A right triangle contains an angle with a measure of 32 degrees. What is the measure of the third angle?