When 6 is added to four times a number, the result is 50. Find the number.
What is 11.
100
In 30 minutes, Bob reads 60 pages of a book. How long should it take him to read 150 pages?
What is 75 minutes.
100
Factor: x^2-4x-5
What is (x-5)(x+1)
100
Solve: x-4=-4
What is x=0
100
This is the special name for the number 1.
What is the Multiplicative Identity
200
The sum of a number and 9 is multiplied by -2 and the answer is -8. Find the number.
What is -5
200
Six workers can build a house in 3 days. Assuming that all of the workers work at the same rate, how many workers would it take to build a house in 1 day?
What is 18 workers
200
Factor: x^2+13x+42
What is (x+7)(x+6)
200
Solve: 3x+7=13
What is x=2
200
This is the property represented by the identity a*(b*c)=(a*b)=c
What is the Associative Property
300
On an algebra test, the highest grade was 42 points higher than the lowest grade. The sum of the two grades was 138. Find the lowest grade.
What is 48
300
Eighty M&Ms will be divided between two children in the
ratio 2:3. How many M&Ms will each child receive?
What is 32 and 48.
300
Factor: x^2-49
What is (x+7)(x-7)
300
Solve: 13x=7x-6
What is x=-1
300
This is the special name for the number 0
What is the Additive Identity
400
Maria bought 10 notebooks and 5 pens costing 2 dollars each.How much did Maria pay?
What is 30 dollars.
400
If 5 chocolates cost $.75, how much do 13 cost?
What is $1.95
400
Solve: x^2-18x+80=0
What is x=8 or x=10
400
Solve: 4x+9=8x+1
What is x=2
400
This is the property represented by the identity a+b=b+a
What is the Commutative Property
500
Half a number plus 5 is 11.What is the number?
What is 12
500
Sandra wants to buy an MP3 player costing $210. Her mother agreed to pay $5 for every $2 Sandra saved. How much did each pay?