Age and time problems 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses Working with Students Further Resources This task is about solving maths problems about age and time. Question 1Change answer a) Simone is 4 years older than Tana. Simone's age plus Tana's age equals 24. a) Simone is 4 years older than Tana. Simone's age plus Tana's age equals 24. i) How old is Tana? years old ii) How old is Simone? years old Question 1Change answer b) There 40 chocolates in a box. After dinner these were passed around and everyone had 3 chocolates each. There were 4 chocolates left over. b) There 40 chocolates in a box. After dinner these were passed around and everyone had 3 chocolates each. There were 4 chocolates left over. How many people were there in the room? people Question 1Change answer c) Eli jogs 5 times around the block, taking the same time each lap. He then rests for 15 minutes. This takes a total of exactly 1 hour. c) Eli jogs 5 times around the block, taking the same time each lap. He then rests for 15 minutes. This takes a total of exactly 1 hour. How long did it take him to jog around the block once? minutes Question 1Change answer d) When Ina was born her father was 32 years old. d) When Ina was born her father was 32 years old. If her father is now 5 times her present age, how old is she? years old Task administration: This task is completed with pencil and paper or online with auto-marking. Level: 4 Curriculum info: Maths, Number and Algebra, Equations and expressions Keywords: linear equations, story problems Description of task: Students solve a number of mathematical problems for practical situations involving total amounts, age and time. Learning Progression FrameworksThis resource can provide evidence of learning associated with Using symbols and expressions to think mathematically, sets 4-5 within the Mathematics Learning Progressions Frameworks.Read more about the Learning Progressions Frameworks. Answers/responses: Y8 (04/1997) Y9 (04/1997) a) i) ii) 10 14 easy easy easy easy b) 12 moderate easy c) 9 difficult moderate d) 8 very difficult difficult Diagnostic and formative information: Student response Likely calculation Likely reason b) 13 40 ÷ 3 Did not subtract 4 chocolates left over. c) 12 minutes 60 ÷ 5 Did not subtract 15 minutes rest. Vehicle weights Friday Algebra What's my number?
