817 Math Blog

Mr. Harbeck asked us to make a post with questions off of a sheet we did in class. We had to do five questions, three from part A and any two from part B.



Part A

1. 245% of 356.8

356
___= 3.568
100
3.568x 245=874.16



2. 68.75% of 730
730
___=7.3
100

7.3
___=1.825
4
1.825x3=5.475
7.3x68=496.4
496.4+5.475=501.875



3. 360% of 129.95
129.95
_____=1.2995
100
1.2995x360=467.82



Part B

1.Table Salt is a chemical compound of sodium and chlorine. recommended daily intake is about 1700 mg. If Canadians consume 182% of this amount on average, how much sodium is one person eating daily?

182% of 1700
1700
____=17
100
17x182=3094

One Canadian consumes 3094 mg. of sodium daily.



2.The 4900 seat hockey arenas was 63% full. How many people were at the game

4900
____=49
100
49x63=3087

3087 people were at the game

For this post, I chose to answer 5 questions from the paper that Mr.Harbeck gave to us during math class. Here are the five questions that I chose to answer.

4.(c) 245% of $356.80?




(d) 68 3/4% of 730?


(e)60% of $129.95?



6. Table salt is a chemical compound of sodium and chlorine. Recommended daily intake is about 1 700mg. If Canadians consume 182% of this amount on average, how much sodium is one person eating daily?


8. The Nile River is about 209% the length of the Yukon River. If the Yukon River is 3 168 km. How long is the Nile River(to the nearest km)? show your work.



The Nile River is 6 621.12 km long.