scientific notation and significant figures
How many SF does 8,009.00 have?
6 SF
1/6 x 2/5 =
1/15
simplify 12:4
3:1
Given a rectangle with l = 5m and w = 8m, what is the PERIMETER of the rectangle?
26 m
Round 125.371 to the nearest HUNDREDTH
125.370
Round 103 to 2 SF
100
1/6 + 2/5 =
17/30
If Maddie has 10 cats and 5 dogs, what is the ratio of cats to total animals? (simplify your answer)
1:3
Find the area of a parallelogram with b=10m, h=2m and side= 5m (use correct units!
20 m^2
Find the HCF of 16 and 12
4
How many SF does 0.009191 have?
4 SF
1/6 ÷ 2/5
5/12
If Maddie has 10 cats and 5 dogs, what is the ratio of dogs to cats? (simplify your answer)
1:2
The formula for the SA of a cube is 6xlxw
Given a cube where one side = 2 cm, what is the SA? (use correct units!)
24 cm^3
Convert 4,000 kg into tons
4 tons
3.4122 x 10^3
5 2/7 - 3 1/7 =
2 1/7
Direct or Inverse proportions?
3 people can finish the job in 6 hours, but 6 people can finish in 3 hours.
inverse
Find the area of a circle with radius 2m. (use correct units!)
4pi m^2
3 + 1 x 10 - (2^3 + 1) ÷ 3 =
6
Round 1,238.38 to 5 SF
1,238.4
2 1/3 x 1 1/2 =
3 1/2
$20 needs to be split between two people in a 1:9 ratio. how much money should the second person get?
$18
Find the volume of a sphere with radius 5m. (use correct units!)
V= 4/3 pi r^3
166.67 pi m^2
or
523.33 m^2
2 1/5 ÷ 1 2/3 =
1 8/25