Expressions and Equations (1)
x + x = 10
x = 5
y = 6
2/3 = 4/x (These are both fractions)
x = 6
3/4 = 9/x (These are both fractions)
x = 12
If x = 12, what is x + x + x + 7?
43
If s = 11, what is s + s + 34?
s = 56
5/x = 35/7 (These are both fractions)
x = 1
x/6 = 12/24 (These are both fractions)
x = 3
7f - 2 = 12
f = 2
6t - 9 = 9
t = 3
A rectangle has sides of 4 feet and 6 feet. Enlarge it by 200%. What are the sides now?
8 feet and 12 feet
A rectangle has sides of 8 feet and 3 feet. Enlarge it by 350%. What are the sides now?
28 feet and 10.5 feet
3c + 3 = c + 9
c = 3
4c + 5 = 2c + 15
c = 5
Hubert has been collecting rubber ducks, and his three most common colors are teal, orange, and purple. If the ratio of teal to orange to purple is 7:3:4 and he has 9 orange, how many purple does he have?
12 purple ducks
Brian has been collecting rubber ducks, and his three most common colors are grey, red, and pink. If the ratio of grey to red to pink is 8:5:3 and he has 12 pink, how many grey does he have?
32 grey ducks
7m + 7 - 6m = 9
m = 2
4d + 3 - 2d =15
d = 6
A rectangle with side lengths of 3 and 7 have been enlarged and are now at 7.5 and 17.5 By what percent were they increased?
250% or 2.5 times
A rectangle with side lengths of 4 and 12 have been enlarged and are now at 6 and 18 By what percent were they increased?
150% or 1.5 times