Basic
x+5=12
x=7
3x=18
x=6
2x−4=10
X=7
x/4=5
x=20
x/6=4
x=24
Write the ratio of 8 apples to 3 oranges in 2 different ways.
8:3, 8/3
Are the ratios 4:6 and 2:3 equivalent? Explain.
Yes, because 4:6 simplifies to 2:3
Simplify: 2x + 3x
5x
5x+3=28
x=5x=5
If you travel 120 miles in 2 hours, what is your speed in miles per hour?
60mph
IF one pencil costs $12.5, how much do 8 pencils cost?
100
4x=32
x=8
If a recipe calls for 2 cups of flour to 1 cup of sugar, how much flour do you need for 3 cups of sugar?
6 cups of flour
If the ratio of boys to girls is 5:3 and there are 15 boys, how many girls are there?
9
Write an expression for "7 more than a number n"
7+n
6m = 42
m=7
3-x=2
x= 1
Simplify the ratio 20:30:50
2:3:5
4(x - 2) when x=6
16
Solve the proportion: 3:4=x/20
x=15
Two quantities are in the ratio 4:5. If the first quantity is 12, what is the second quantity?
15
Express the ratio of 10 reels to 15 followers in simplest form
2:3
3c-7=20
c=9
Evaluate the expression 3x + 5 when x=2
11
5/7 = x/35
x=25