Martha and Carl's Secret Number Clues

Martha and Carl's Secret Number Clues

Assessment

Interactive Video

Mathematics

3rd - 4th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial guides viewers through solving a problem to find Carl's secret number. The number is greater than 40, less than 50, and is red. Martha uses a strategy of listing numbers within the range and applying the color clue to identify the number 46 as Carl's secret number. The process involves understanding the problem, analyzing clues, and verifying the solution.

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the constraints on Carl's secret number?

It is greater than 40, less than 50, and red.

It is exactly 50 and yellow.

It is greater than 50 and green.

It is less than 40 and blue.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step you could take to solve Carl's secret number problem?

Guess a random number.

List all numbers greater than 40 and less than 50.

List all numbers that are blue.

Ignore the color clue.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What strategy did Martha use to solve the problem?

She guessed the number.

She asked Carl directly.

She made a list of numbers and used clues.

She used a calculator.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are the numbers 50 and 57 not on Martha's list?

50 is not greater than 40.

57 is less than 50.

Both are red.

50 is equal to 50, and 57 is greater than 50.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which number fits both the clues of being greater than 40, less than 50, and red?

50

45

41

46

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is 41 not Carl's secret number?

It is red.

It is yellow.

It is blue.

It is green.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is 45 not Carl's secret number?

It is green.

It is yellow.

It is blue.

It is red.

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