Today’s Problem: Fish and Chips Takeaway

Creative Commons License: Attribute  http://www.flickr.com/people/f10n4/

Creative Commons License: Attribute http://www.flickr.com/people/f10n4/

Bob’s Fishery restaurant is now serving a healthier version of its famous fish and chips.

Here is the nutritional info for each

Category Original Version Healthier Version
Calories 1575 Two-thirds less
Fat 90 grams Four-fifths less
Sodium 1850 milligrams 40% less
Carbohydrates 137.5 grams 60% less

What are the numerical values of each of the nutrients in the healthier version?

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Today’s Problem: Mystery Set

A set of five numbers have the following properties:

The mode of the set is 0 and 4.
The median of the set is 4.
The mean of the set is 4.

What are the five numbers in the set?

Today’s Problem: Seychelles Flag

Seychelles Flag

Seychelles Flag

Find the area of each section of the Seychelles flag.

The flag is x inches tall by 2x inches wide. The top edge is divided into 3 equal lengths. The right edge is divided into 3 equal lengths.

Today’s Problem: Cylinder Volume

Take a piece of letter-sized paper and tape the short ends to make a tube. Label this tube A.

Take another piece of letter-sized paper and tape the long ends to make another tube. Label this tube B.

Place each tube on a flat surface, so that they stand up on end.

Using the formula for the volume of a cylinder, find out which tube will hold more stuff (like popcorn or candy)?

Hints:
Letter-sized paper is 8.5 inches wide by 11 inches tall.
To find the radius of each tube, use the circumference formula, C = 2πr

Today’s problem: Simpsons Math

On an episode of The Simpsons, another boy trades 1000 picoliters of his milk for 4 gills of Bart’s milk.

Use this Volume Convertor to see why this was a bad trade for Bart.

Hints
1000 picoliters = 0.001 microliters
Convert 4 gills into microliters.

Today’s Problem: Circle Time

Mr. Sutton’s class sits in a circle, each student spaced equally apart from each other.

If the 4th student sits directly opposite the 13th student, how many students are in Mr. Sutton’s class?

Extension:

If the entire 4th grade at the school sits in a larger circle, how many students are there if the 11th student sits directly opposite the 49th student?

If the entire school sits in a larger circle, how many students are there if the 34th student sits opposite the 76th student?

Today’s Problem: A Race

Katie the kangaroo and Freddie the frog have a race.

They will race to a tree and back. The tree is 28 feet away.

Katie jumps 3 feet per jump and Freddie jumps 2 feet per jump.

In the time it takes Katie to take 2 jumps, Freddie takes 3 jumps.

Who will win the race?

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