seconds and minutes
minutes days and hours
ounces pounds tons
inches and feet
feet and yards
100

how many seconds are in a minute

60

100

how many minutes are in a hour

60

100

how many ounces is in a pound

16

100

how many inches are in a foot

12

100

how many feet are in a yard

3

200

how many seconds is in 15 minutes

900

200

how many hours are in a day 

24

200

how many pounds are in a ton

2,000

200

how may feet are in 49 inches

4

200

how many ft are in 150 yards

450

300

how many minutes are in 780 seconds

13

300

how many minutes are in 5 hours

300

300

how many ounces are in 12 pounds

144

300

how many inches are in 36 feet

432

300

how many yards are in 3,333

1,111

400

how many seconds are in 1,000 minutes

60,000

400

how many hours are in 2 weeks

168

400

how much would could a wood chuck chuck if a wood chuck could chuck would in lbs

700

400

how many inches are in 100 pounds

1,200

400

how many yards are in 9,999 feet

3,333

500

how many minutes are in 450 seconds

7

500

how many minutes are in a day

1440

500

how many pounds are in five tons

10,000

500

how many inches are in 156 feet

1872

500

how many yards are in 18,000 feet

6,000