Tests

TEST #3: 13-Dec-2017

Here are the questions and answers from the third test.  As you take this, if you would like to help support what we are doing, we would welcome any donation that will go to support this program and get 4th and 5th graders even more excited with math.

 

QUESTIONS

Q1: The average annual salary for someone with a math degree is $63,000 while it’s $36,000 for someone without a math degree. How much more will someone with a math degree make over 40 years?

Q2: The formula F = 1.8C + 32 converts Celcius to Fahrenheit. If water boils at 100C what is it in Fahrenheit?

Q3: I paid for a PS4 ($400) and virtual reality set ($360) with my credit card which charges 20% interest. If I don’t make a payment, how much will I owe in 10 years?

Q4:  VIVA LAS VEGAS!!! You have a 48% chance of winning at Blackjack. If you bet $1 each time (if you win you win $1, if you lose you lose $1), how much would you expect to win or lose after 100 games?

Q5: Over 2 years my investment grew from $200,000 to $250,000. What is the compounded annual return on that?

Q6: A cancer drug kills 30% of the cancer cells (70% survive) each month. What percentage of cancer cells would still survive after a year of treatment?

 

ANSWERS

Q1: $1,080,000

Q2: 212F

Q3:  $4,706

Q4: Lose $4

Q5:  11.8%

Q6: 1.38%

EXPLANATION VIDEO

Our next test will be on January 17, 2018, at Summerfield Elementary School at 3:15pm.  Please register here.

 

 

TEST #2: 15-Nov-2017

Here are the questions and answers from the seconds test.  As you take this, if you would like to help support what we are doing, we would welcome any donation that will go to support this program and get 4th and 5th graders even more excited with math.

 

QUESTIONS

Q1: A McDonald’s extra value meal has 1180 calories. If you run hard, you can burn 700 calories per hour. How many hours of running would it take to burn off that meal?

Q2: A graphing calculator costs $80. You already have $22 saved, and your weekly allowance is $4. How long until you have enough to buy it?

Q3: What is the probability of flipping a coin 4 times in a row and each flip coming up tails?

Q4: If you invested $100 and earned 6% interest annually, how much would you have after 10 years?

Q5: How many different ways can you arrange the letters of the word M-A-T-H?

Q6: A bacteria colony can triple in size (increase 200%) in 4 days. If it is currently is 1 gram, how big will it be in 20 days?

 

ANSWERS

Q1: 1.68 hours

Q2: 14.5 weeks 

Q3:  6.3%

Q4: $179.08

Q5:  24

Q6: 243 grams

 

EXPLANATION VIDEO

Our next test will be on December 13, 2017, at Summerfield Elementary School at 3:15pm.  Please register here.

 

TEST #1: 25-Oct-2017

Here are the questions and answers from the first test.  As you take this, if you would like to help support what we are doing, we would welcome any donation that will go to support this program and get 4th and 5th graders even more excited with math.

 

QUESTIONS

Q1: Solve for A (all answers).  A^2 – 8 = 17

Q2: What is the probability of rolling 2 dice, and getting a 5 or higher on both rolls?

Q3: If you invested $500 of prize money and earned 8% interest annually, how much would you have after 7 years?

Q4: A soda has 250 calories.  Your body converts 3500 calories into a pound of fat.  If you drank a soda everyday for a year, how much extra fat would you have?

Q5: What is the area of the shaded portion?

Q6: The ratio of sunny days to cloudy days is 3:2.  How many sunny days are there in a year?

 

ANSWERS

Q1: 5 AND -5

Q2: 1/9 OR 11%

Q3:  $857

Q4: 26.07 pounds

Q5:  21.46

Q6: 219 days

 

EXPLANATION VIDEO