Decimals and Fractions
Round 1.3815 to the nearest hundredth.
1.38
Marcus drove 225 miles on 12 gallons of gasoline. What is the ratio of miles to gallons?
225/12
(-7)-(-3)=
-4
3h/2= 30
h=20
One angle in a scalene triangle measures 38 degrees, and another angle measures 56 degrees. What is the measure of the third angle?
86 degrees
Change 2/5 to a percent
40%
The scale on a map reads, "2 cm = 150 km." How many kilometers would be represented by a distance of 4.6 centimeters?
345 km
(-5)2
25
5y+3(y+2) = 54
y=6
The two shorter sides of a right triangle measure 18 ft. and 24 ft. What is the measure in feet of the third side?
30
1/4 + 2/8=
1/2
What is 65% out of 400?
260
Write this number in scientific notation
14,320,000,000
1.432 x 1010
-3x-7>5
x<-4
The volume of a cylinder is 141 cubic inches. The diameter is 6 inches. What is the height? (Round your answer to the nearest whole unit)
5 inches
4 5/9 - 2 2/5=
2 7/45
How much interest would you pay on a loan of $800 for 6 months at 14% interest?
$56
25/(4+1) * 3 + (6-1)
20
(3x+8)(x+2)
3x2 + 14x + 16
How do you find the perimeter of a shape?
Add ALL sides.
4 1/3 x 2/8=
1 1/12
John's rent increased from $650 to $725 per month. By what percent did her rent increase?
11.5%
8
Find the slope of a line that passes through the points (3,5) (-1,2)
3/4
Find the circumference of a circle if the radius is 2 cm.
12.56 cm.