Solve the following multiplication problems. a. 9 kg 3 hg 1 cg × 9 = b. 11 dg 4 cg × 12 = c. 10 g 5 dg × 6 = d. 5 g 3 dg 4 cg × 8 =

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

How many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.) how many 3-digit numbers can you write using only digits 1 and 7? (of course, digits can repeat.)

Jonathan can throw a baseball 10 1/3 yards. his brother joey can throw a baseball 13 1/2 yards. how much father can joey throw the ball?