The Total Number of Dots

Throw two dice at the same time. Report the total number of dots (points) on the top of the two dice.

a. Repeat 20 times. Use the bar chart to show the result after 20 throws. Which number occurs more often.

b. Repeat 20 more times. Use the bar chart to show the result after 40 through. Which number occurs more often after 40 throws.

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The length of

Raka stands for a new tower. The length of Raka’s shadow is 1,25 meters and lenghth of the tower’s shadow is 23,3 meters. If Raka’s height is 1,5 meters, what is the lenght of the towers ?

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How long ?

Every child chews 3 pieces of candy in 6 minutes. How long does it take for 100 children to chew 100 pieces of chandy ?

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Remainder

A natural number n has remainder 1 when divided by 5. It’s also has remainder 2 when divided by 6, 4 when divided by 8 and 2 when divided by 9. What is the smallest value of n ?

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