Question 1 (page 4)

Answer: 92. The two previous numbers are added together to give the next number.

Question 2 (page 12)

Answer: Toyota and five years old.The last letter of the name is the initial of the car manufacturer. The alphabetical position of the first letter of the name gives the age of the car.

Question 3 (page 20)

Answer: 14 + 11 - 4 = 7 × 3

Question 4 (page 28)

Answer: 100 miles.

Question 5 (page 36)

Answer: 17, using plus (+), divide (÷), multiply (×), and minus (-).

Question 6 (page 44)

Answer: Aberdeen and Rugby. The second letter of the name is the initial of the town, and the third letter of the name is the initial of the pastime.

Question 7 (page 52)

Answer: 33. Martin: 12 hours, Karen: 2 hours, Claire: 9 hours, Natalie: 4 hours, and James: 6 hours.

Question 8 (page 60)

Answer: 4. On each row, multiply the first number by two then add two.