Circles
If a circle has a diameter of 16. What is the Radius?
8
Solve for x
5x + 9 = 29
x = 4
Simplify
4x + 2x + 10 + 12
6x + 22
In a game, you get 5 bonus points after every 10 enemies defeated. If you defeat 100 enemies, how many bonus points will you earn?
50 bonus points
Solve
0.76 x 5.2
3.952
A circle has a radius of 20cm. What is it's circumference? Use 3.14 for Pi.
125.6cm
Solve for x
7(x - 2) = 28
x = 6
Add the linear expression
(4x + 10) + (x + 5)
5x + 15
What two things does a graphed line need for it to be proportional.
1. Start at the Origin
2. Be a straight line.
Convert 1/11 to a decimal
0.111...
A circle has a radius of 7in. What is it's area?
153.86in2
Solve for x
-5.6x + 9.4 = 26.2
x = -3
Add the linear expression
(-7x + 14) + (-2x - 4)
-9x + 10
The airport is 15 kilometers away, how many miles away is it?
9.3 miles
What is 0.64 as a fraction?
8/25
Farmer Joe wants to put a fence around his round chicken coup. The chicken coup has a diameter of 25ft. How much fence does Farmer Joe need?
78.5 feet
Solve for x
2.4(x - 10.4) = 13.2
x = 15.9
Subtract the linear expression
(6x + 7) - (-5x + 8)
11x - 1
A 10 oz drink costs $1.50. A 16 oz drink costs $2.40. A 20 oz drink costs $3. What is the constant of proportionality for y, cost and x, ounces?
0.15
If Jadda sells 20% of her cookies, Eve sells 3/5 of her cookies, and Daisy sells 0.15 of her cookies, which girl sold the most cookies?
Eve
Eugene is painting a circle on midfield. The circle will be 10yds in radius. If each can of paint covers 30 yards, how many cans will Eugene need?
11 cans
Some friends went to the Vanilla Ice concert and spent $75 per ticket. They took one car and paid $25 for parking. If they spent a total of $550, how many friends went to the concert?
7 friends
Simplify
3(x + 9) - (-6x + 18)
9x + 9
Sammy bought 20 baseball cards for $4. The equation y = 0.2x models the relationship between y, dollars and x, baseball cards. If Sammy buys 35 cards, how much will he spend?
$7
Solve:
6.4 + (7.2 - 9.8) x -9
29.8