In a pictograph, 1 symbol = 20 books. School A has 9 symbols, B has 3. How many more books has A than B?

Facing South, a boy turns 90° clockwise, then 180° anti-clockwise. He now faces:

Average of 14, 20, 26, 32, 38 is:

12 workers finish a job in 18 days. Days needed by 9 workers (same rate) are:

A bus covers 180 km in 3 hours. Speed is:

A rectangular field is 34 m by 20 m. A 2 m path is built inside along the border. Area of the path is:

A square park of side 28 m is fenced with poles 4 m apart. Poles needed (including corners) are:

A journey of 1 h 45 min starts at 5:40. Arrival time is:

A clock shows 4:40. The smaller angle between the hands is:

4 km 70 m = ? metres

A number when divided by 9 leaves remainder 3. Which could it be?