length and height

Building orange has height 20 M. Builing green is 35 M and building red is 15 M. How much taller is building green to building red?

• 21

• 15

• 20

• 17

which ruler is the longest?

• the top

• the middle

• the bottom

Roy has 50 M long rope. Wanda has 22 M long rope. Cindy has 34 M long rope.

Whose rope is longest?

• Wanda

• Roy

• Cindy

Roy has 50 M long rope. Wanda has 22 M long rope. Cindy has 34 M long rope.

How much longer Roy's rope than Wanda's rope?

• 28 M longer.

• 29 M longer

• 38 M longer

• 39 M longer

Eric has 32 cm long ruler. Wanda has 27 cm long ruler. Cindy has 100 cm long ruler.

How much longer Eric's ruler than Wanda's ruler?

• 66 cm

• 59 cm

• 5 cm

• 60 cm

Uncle Bryan makes 4 kites. Uncle Bryan needs 7 M long string for each kite. How many long string does uncle Bryan need to make 4 kites?

• 38 M

• 28 M

• 48 M

• 18 M

There are three trees. Tree A is 19 m tall. Tree B is 9 m tall and tree C is 17 m tall. How much shorter is tree B to tree A?

• 12 m

• 11 m

• 10 m

• 13 m

There are three trees. Tree A is 24 m tall. Tree B is 11 m tall and tree C is 19 m tall. How much taller is tree C than tree B?

• 7 m

• 9 m

• 10 m

• 8 m

Bob is 110 cm tall. Chris is 140 cm tall and Donna is 155 cm tall. How tall is Bob, Chris and Donna altogether?

• 400 cm

• 405 cm

• 305 cm

• 406 cm

Bruce is 125 cm tall and Alice is 111 cm tall. How much taller is Bruce than Alice?

• 15 cm

• 13 cm

• 16 cm

• 14 cm