Exponential equations
Solving logs
Solving exponents
Probability
Teacher trivia
100
After Rihanna performed at the Superbowl, a tweet went viral. It got retweeted 5 times every minute. What is the equation that represents the number of tweets after x minutes?
f(x)=5x
100
Rewrite the equation as an exponential equation:
log636=y
36=6y
100
Solve for x:
4x=16
x=2
100
A card is drawn from a deck of 52 cards. What is the probability of drawing a queen?
4/52 or 1/13
100
Where did Ms. Rossi work last year?
DC-21
200
In the Zombie Apocalypse, we started with 3 Zombies and that number doubled every day. What is the exponential equation that represents the number of Zombies after x days?
What is f(x)=3*2x?
200
Solve for x:
log5x=3
x=53=125
200
Solve for x:
5x=125
x=3
200
What is the probability that a number selected from the numbers 1-15 is a multiple of 4?
3/15 or 1/5
200
Ms. Rossi is a triplet. is she the oldest, youngest, or middle of the 3? (Bonus points if you can guess which baby I am!!)
Oldest
300
You put 500 into a savings account that earns 2% interest every year. What equation represents the amount of money in the account after x years?
f(x)=500*1.02x
300
Solve for x:
log91=x
x=0
300
Rewrite as a logarithmic equation:
3x=m
x=log3m
300
A coin is flipped 3 times. What is the probability of getting Heads 3 times in a row?
1/8
300
How long has Ms. Rossi lived in Denver?
Four years
400
You invest $500 into a stock, but it was a bad investment. It loses 7% of its value every year. What equation represents the amount of money in the account after x years?
f(x)=500*(0.93)x
400
Solve for x:
log3310=x
x=10
400
Solve for x: 4x+1=64
x=2
400
A fair 6-sided die is rolled 2 times. What is the probability that you roll a 3 and then roll an even number?
1/12
400
Who is Ms. Rossi's favorite basketball player?
Jayson Tatum :)
500
A Honda Accord cost $18,500 new in 2000. The value of the car depreciates 8% per year.
What is the exponential equation that models the car's value?
f(x)=18500*(0.92)^x
500
Solve for x:
x=log_5 0
Undefined (no solution!)
500
Solve for x:
4^x=2^(x+3)
x=3
500
In a carton of mangoes, the probability of a mango being rotten is 0.2. If 5 mangoes were rotten, find the total number of mangoes in the carton.
25
500
There are a few Manual teachers who Mr. Calhoun had as students when he worked at East. Name one of them.
Eisner, Britt, Adam