Radical Rational Numbers
Q: What is −7+12-7+12?
A: 5
Q: 3 pencils cost $6. How much do 5 cost?
A: $10
Q: Simplify 3x + 2x
A: 5x
What is the area of a square with the side lengths of 3.45.
A: 11.9025
Q: Find the mean of 4, 6, 8, 10.
A: 7
Q: What is −4×(−6)-4\times(-6)?
A: 24
Q: Solve x/5=12/15
A: x=4
Q: Solve x+7=19
A: x=12
Q: A rectangle is 9 cm by 4 cm. What is its area?
A: 36 cm²
Q: Find the median of 3, 7, 8, 12, 15.
A: 8
Q: What is 3/4 - 5/6
A: -1/12
Q: A car travels 180 miles in 3 hours. What is its unit rate?
A: 60 miles/hour
Q: Solve 3x-5=16
A: x=7
Q: Find the volume of a prism measuring 4×5×64\times5\times6.
A: 120 cubic units
Q: Find the range of 12, 5, 19, 8, 14.
A: 14
Q: Calculate (−2)^3 +10
A: 2
Q: 8 notebooks cost $12. How much do 20 cost?
A: $30
Q: Solve 2(x+4)=18
A: x=5
Q: A circle has radius 5. Find its circumference. Use π = 3.14
A: 31.4 units
Q: Find the mode of 2, 5, 5, 7, 8, 5, 9.
A: 5
Q: Calculate -2/3 divided by 4/9
A: - 3/2
Q: 2 cups of flour make 5 servings. How much for 15 servings?
A: 6 cups
A: x=5
Q: Find the surface area of a rectangular prism with dimensions 3, 4, and 5.
A: 94 square units
Q: For 5, 8, 8, 10, 14, find the mean, median, mode, and range.
A: Mean = 9, Median = 8, Mode = 8, Range = 9