Solving Equations
Find the value of x:
3x+4=10
x=2
Simplify the expression:
8+3y-5y
8-2y
7/8 × 2/3
7/12
What is the outlier of this data set?
10,4,9,11,14,13
4
Who is Abby's favorite boy band, and who is her favorite member?
Favorite band:⟭⟬ BTS ⟭⟬
Favorite Member: Jungkook
Find the value of y:
3y+6=54
y=16
Simplify the expression:
-9(10-8k)
-90+72k
The ratio of seventh graders to eighth graders is 9 to 10. If there are 90 eighth graders in the school, how many seventh graders would there be?
81 seventh graders
What is the mean of this data set?
89,34,63,92,71,99,100,80
78.5
What is Abby's favorite dairy breed?
Brown Swiss
Find the value of x:
-x(10-6)+9=45
x=-9
Simplify the expression:
2k + 98 - 9k ÷ 4
-7k + 24.5
50 apples cost $25. How much would 70 apples cost?
$35
There are 96 marbles in a bag and 12 of them are green. If one marble is chosen, what is the probability that it will be green?
The probability is 12/96, Simplified: 1/8
Who is Abby's favorite boy band that's not kpop? (Hint: There are 2 possible answers)
One Direction and/or Maroon 5
What is the value of k?
(k+8) ÷ 3
k=-2
What is the result (simplified version) when 7x-3 is added to -2x+11?
5x+8
The ratio of potatoes to turnips is 2:5. If there are 42 potatoes, how many turnips are there?
105 turnips
At a car park there are 100 vehicles, 60 of which are cars, 30 are vans and the remainder are lorries. If every vehicle is equally likely to leave, what is the probability that the first vehicle to leave is a lorry?
Probability of a lorry leaving first is 1/10 or .1
What is Abby's favorite decade of music?
Music from 2010s
Dalia bought a few swirl marbles and divided it equally among four of her friends and her brother, Jake. While playing, Jake lost 2 marbles and has only 7 marbles at present. Find how many marbles did Dalia buy in all.
45 marbles. I used the equation(x/5)-2=7
Simplify the expression:
5y-7a+(-9a)-3y+9c
2y-16a+9c
Raymond and his friend Khalil each bought a stack of books from the bookfair. Raymond bought 1 graphic novel and 4 adventure novels. Khalil bought 2 graphic novels and 5 adventure novels. Did Raymond and Khalil buy the same ratio of graphic novels to adventure novels?
No, the ratios arent the same.
Each of the letters in the word LOTTERY are on separate cards, face down on the table. If you pick a card at random, what is the probability that its letter will be R or O?
The probability is 2/7
A Man Goes Out In Heavy Rain With Nothing To Protect Him From It. His Hair Doesn’t Get Wet. How Does He Do That?
He is bald.