One week, Kristi worked 3 days at a department store for 3 1/2h each day. She was paid $9/h.

**a)**How many hours did Kristi work that week?

3 1/2 x 3/1= 21/2

=10 1/2

Kristi worked 10 and 1/2 hours in the department store.

b) How much did Kristi earn that week?

9/1 x 21/2 =189/2

=94 1/2

=$94.50

**Question #2:**

Jupiter completes about 2 2/5 rotations every 24 hours. How many rotations does Jupiter complete in 1 Earth week?

2 2/5 x 7/1 =

12/5 x 7/1 =84/5

=16 4/5

Jupiter completes 16 4/5 rotations around earth every week

A sailboat is sailing at 8 1/2 km/h. If the weather conditions and the current do not change, how far will the sailboat travel in 1 1/3 h?

8 1/2 x 11/3= 68/6

=11 1/3

The sailboat will travel 11 1/3 km

2 2/5 x 7/1 =

12/5 x 7/1 =84/5

=16 4/5

Jupiter completes 16 4/5 rotations around earth every week

**Question #3:**

A sailboat is sailing at 8 1/2 km/h. If the weather conditions and the current do not change, how far will the sailboat travel in 1 1/3 h?

8 1/2 x 11/3= 68/6

=11 1/3

The sailboat will travel 11 1/3 km

**Question #4:**

The distance to Grandma's house is 4/5 of the distance to Uncle Glen's house. If Uncle Glen's house is 3 1/2 hours away, how long will it take to get to Grandma's house if you travel at the same speed?

3 1/2 x 4/5 = 28/10

=2 8/10

=2 4/5

it would take 2 4/5 of an hour to get to grandma's house.

3/5 x 5/1 =15/5

=3/1

=3

it would take 3 tank's of gas every 5 work days.

Owen is 2 1/4 times as old as Robin. When Robin celebrates his 8th birthday, how old will Owen be?

2 1/4 x 8/1=

2/1 x 8/1= 18/1

= 18

when Robin is 8 Owen will be 18 yrs old

The karate club is arranging a grading for its members. It takes 3 1/4 hours to test a group of 4 candidates. How long will the club need in order to process 3 groups of 4 candidates each?

3 1/4 x 3/1 = 39/4

=9 3/4

The club will spend 9 and 3/4 of an hour grading its members.

3 1/2 x 4/5 = 28/10

=2 8/10

=2 4/5

it would take 2 4/5 of an hour to get to grandma's house.

**Question #5:**It takes 3/5 of a tank of gas to get to work and back each day. How much gas is used over 5 work days?

3/5 x 5/1 =15/5

=3/1

=3

it would take 3 tank's of gas every 5 work days.

**Question #6:**Owen is 2 1/4 times as old as Robin. When Robin celebrates his 8th birthday, how old will Owen be?

2 1/4 x 8/1=

2/1 x 8/1= 18/1

= 18

when Robin is 8 Owen will be 18 yrs old

**Question #7:**The karate club is arranging a grading for its members. It takes 3 1/4 hours to test a group of 4 candidates. How long will the club need in order to process 3 groups of 4 candidates each?

3 1/4 x 3/1 = 39/4

=9 3/4

The club will spend 9 and 3/4 of an hour grading its members.