Expressions
Write the following as an algebraic expression:
the quotient of 18 and 2
18/2
Simplify:
x^0
1
Write the fraction as a decimal.
29/90
0.32
Express the phrase as unit rate: 7 pencils for 10 dollars
7/10
A particular statue is 12 feet tall. A model of it was built with a scale of 1 in to 3 ft. How tall is the model?
4 inches
(-7) -2
-9
Simplify. Your answer should contain only positive exponents.
5x^-1
5/x
Write the decimal as a fraction:
0.86
43/50
State if the pair of ratios forms a proportion:
3/4 and 6/8
Yes
A model satellite has a scale of 1 cm to 2 m. If the real satellite is 14 m wide, then how wide is the model satellite?
7 cm
Find the quotient:
16 -: -8
-2
Simplify. Your answer should only contain positive exponents.
n^2/n^2
1
Simplify each:
1 12/30
1 2/5
Solve the proportion:
m/5 = 9/3
m= 15
A model car is 6 in long. If it was built with a scale of 1 in to 3 ft, then how long is the real car?
18 feet
4 (6-2)
16
Simplify. Your answer should only contain positive exponents.
a^4/a^3
a
Find the product:
-2/7xx -5/9
10/63
Solve the proportion:
5/8 = r/7
r= 4.375
Find the distance between San Joe and Santa Cruz, if they are 6 cm apart on a map. The scale is 1 cm to 14 km.
84 km
Evaluate using the values given:
p + p - m; m =3 and p =5
7
Simplify. Your answer should only contain only positive exponents.
k xx k^2 xx 3k^2
3k^5
Find the quotient: THIS IS A COMPLEX FRACTION
-3/2/-8/5
15/16
Solve the proportion:
3/x = 5/3
1.8
A particular car is 18 feet long. A model of it was built with a scale of 1 in to 2 feet. How long is the model?
3 cm