20229

Question

{{name}} is using the roast calculator, pictured below, to cook a {{mass}} {{meat1}}.


{{image}}


She intends to {{instructions}} the {{meat2}} before serving it at {{t1}}.

What is the latest time {{name}} can start {{verb}} the {{meat1}}?

Worked Solution

Minimum time before ready
= {{add}}
= {{total}}

∴\therefore Latest starting time
= {{t1}} less {{total}}
= {{{correctAnswer}}}

Variant 0

DifficultyLevel

548

Question

Shelly is using the roast calculator, pictured below, to cook a 4.0 kilogram leg of lamb.



She intends to brown, cook and then rest the lamb before serving it at 6:30 pm.

What is the latest time Shelly can start browning the leg of lamb?

Worked Solution

Minimum time before ready
= 20 min + 2 hr 40 min + 30 min
= 3 hr 30 min

∴\therefore Latest starting time
= 6:30 pm less 3 hr 30 min
= 3:00 pm

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Shelly
mass
4.0 kilogram
meat1
leg of lamb
image
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2020/07/roast1.png 480 indent3 vpad
instructions
brown, cook and then rest
meat2
lamb
t1
6:30 pm
add
20 min + 2 hr 40 min + 30 min
total
3 hr 30 min
verb
browning
correctAnswer
3:00 pm

Answers

Is Correct?Answer
x

2:30 pm

✓

3:00 pm

x

3:20 pm

x

4:20 pm

Variant 1

DifficultyLevel

548

Question

Sam is using the roast calculator, pictured below, to cook a 2.5 kilogram leg of lamb.



She intends to brown, cook and then rest the lamb before serving it at 8:15 pm.

What is the latest time Sam can start browning the leg of lamb?

Worked Solution

Minimum time before ready
= 20 min + 1 hr 40 min + 30 min
= 2 hr 30 min

∴\therefore Latest starting time
= 8:15 pm less 2 hr 30 min
= 5:45 pm

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Sam
mass
2.5 kilogram
meat1
leg of lamb
image
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2020/07/roast2.png 450 indent3 vpad
instructions
brown, cook and then rest
meat2
lamb
t1
8:15 pm
add
20 min + 1 hr 40 min + 30 min
total
2 hr 30 min
verb
browning
correctAnswer
5:45 pm

Answers

Is Correct?Answer
x

5:15 pm

✓

5:45 pm

x

6:15 pm

x

6:45 pm

Variant 2

DifficultyLevel

551

Question

Deli is using the roast calculator, pictured below, to cook a 5.0 kilogram turkey.



She intends to cook and then rest the turkey before serving it at 7:30 pm.

What is the latest time Deli can start cooking the turkey?

Worked Solution

Minimum time before ready
= 3 hr 10 min + 20 min
= 3 hr 30 min

∴\therefore Latest starting time
= 7:30 pm less 3 hr 30 min
= 4:00 pm

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Deli
mass
5.0 kilogram
meat1
turkey
image
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2020/07/roast3.png 450 indent3 vpad
instructions
cook and then rest
meat2
turkey
t1
7:30 pm
add
3 hr 10 min + 20 min
total
3 hr 30 min
verb
cooking
correctAnswer
4:00 pm

Answers

Is Correct?Answer
x

3:00 pm

x

3:40 pm

✓

4:00 pm

x

4:20 pm

Variant 3

DifficultyLevel

552

Question

Katerina is using the roast calculator, pictured below, to cook a 2.0 kilogram chicken.



She intends to brown, cook and then rest the chicken before serving it at 12:30 pm.

What is the latest time Katerina can start browning the chicken?

Worked Solution

Minimum time before ready
= 20 min + 1 hr 20 min + 15 min
= 1 hr 55 min

∴\therefore Latest starting time
= 12:30 pm less 1 hr 55 min
= 10:35 am

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Katerina
mass
2.0 kilogram
meat1
chicken
image
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2020/07/roast4.png 500 indent3 vpad
instructions
brown, cook and then rest
meat2
chicken
t1
12:30 pm
add
20 min + 1 hr 20 min + 15 min
total
1 hr 55 min
verb
browning
correctAnswer
10:35 am

Answers

Is Correct?Answer
x

10:25 am

✓

10:35 am

x

11:25 am

x

11:35 am

Variant 4

DifficultyLevel

554

Question

Dianne is using the roast calculator, pictured below, to cook a 5.0 kilogram duck.



She intends to brown, cook and then rest the duck before serving it at 1:30 pm.

What is the latest time Dianne can start browning the duck?

Worked Solution

Minimum time before ready
= 20 min + 3 hr 45 min + 15 min
= 4 hr 20 min

∴\therefore Latest starting time
= 1:30 pm less 4 hr 20 min
= 9:10 am

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
name
Dianne
mass
5.0 kilogram
meat1
duck
image
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2020/07/roast5.png 500 indent3 vpad
instructions
brown, cook and then rest
meat2
duck
t1
1:30 pm
add
20 min + 3 hr 45 min + 15 min
total
4 hr 20 min
verb
browning
correctAnswer
9:10 am

Answers

Is Correct?Answer
x

8:50 am

✓

9:10 am

x

9:40 am

x

10:20 am