Question
PSLE
Kathy is years old. Billy is four times as old as Kathy and Billy is 10 years older than Jack.
  1. What is Jack's age in terms of n in years? ________ years
  2. If Kathy is 11 years old, how many years older is Jack than Kathy in years? ________ years
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Kathy is years old. Billy is four times as old as Kathy and Billy is 10 years older than Jack.
  1. What is Jack's age in terms of n in years? ________ years
  2. If Kathy is 11 years old, how many years older is Jack than Kathy in years? ________ years