Unit 1:Integers
What number is the opposite of 16
-16
Write in standard form: 5 x 104
50,000
Solve for x: x + 7 = 12
5
What numbers: -2, 0, 1, -3 are a solution to the the inequality: a > -2
0 and 1
What's another way to write the ratio 9/7?
9:7 or 9 to 7
-4 x -8
32
Write in scientific notation: 0.37
3.7 x 10-1
Solve the expression if n=3, p=10.5, t= -2, and y =4
3n + 2t
5
Write an inequality for the situation: The game's duration is at most 3 hours. Let d represent the game's duration.
d ≤ 3
Solve the proportion: 4/9 = 12/x
27
Order from least to greatest: 7.5, -8.3, 0, 5, 7, -2
-8.3, -2, 0, 5, 7, 7.5
Write as a single expression: 611/63
68
Solve for x: 14 + 3n = 8
-2
Solve the inequality: 12 + n ≥ 15
n ≥ 3
Find the unit rate: 282 passengers in 47 cars
6 passengers per car
-71 - (-3)
-63
Write as a single expression: (-x)7 • (-x)6
(-x)13
Solve the equation: 2r - 3/4 = 1
7/8
Solve the inequality: -4q + 3 > 11
q < 2
Find the unit rate: 2/3 miles in 1/4 hour
2 and 2/3 miles per hour
If the temperature drops from 13.5 F to -13.5 F, what is the change in temperature?
-27 F
The human eye blinks about 4.2 x 106 times a year. About how many times has the eye of a 14 year old blinked? Write in scientific notation.
5.88 x 107
Six friends split the cost of a party. Each person also spends $65 for a hotel room. Each person spends $160 on the party and a room. What is the cost of the party?
$570
Three tenths more than the product of -4 and a number is less than 11.98. What could the number be? Write an inequality for the solution
n > -2.92
Ahot-air balloon is falling 2,100 ft above the ground can descend at a rate of 1.5ft/s. The balloon is scheduled to land at 3:30 PM. What time should the balloon start descending?
Around 3:07 PM