+/-
Which statement is true?
A) 0.75 < 0.752 B) -3/8 < -0.38
C) 46/25 > 1 5/6 D) -2 3/5 > 1.5
C) 46/25 > 1 5/6
Jeremey can plant 10 trees in 4 hours. How many trees can he plant in 10 hours?
25
The equation y = 12x + 60 can be used to estimate y, the height of a tree in centimeters x months after it is planted. When a tree is 150 cm tall, how long ago was the tree planted?
7.5 months
Which statement about similar figures is false?
A) corresponding angles are congruent
B) corresponding sides are congruent
C) corresponding sides are proportional
D) ratio of corresponding sides are all equal
B) corresponding side are congruent is FALSE
How much would an item cost at 25% off if the original price is $225?
$168.75
What is the value of 4t2 + 6r - tr
when t = -3 and r = 5?
75
A map uses the scale 1.5 cm = 25 mi. Two cities are 190 miles apart. How far apart are the cities on the map?
11.4 cm
Write the equation for:
"nine is three times the sum of a number and five"
9 = 3(n+5)
What's the area of a circle with a diameter of 8 cm?
54.4 cm2
What is the mean and median of the ages on the following list?
13, 17, 17, 14, 14, 9
mean = 14
median = 15.5
-3/2(-4 + 1/3) =
5 1/2
What is the price of 15 feet of string if 4 feet of string cost $1.48?
$5.55
m = 2p + 4
What happens to m when p is increased by 4?
The perimeter of a rectangle with a width of 8.2 cm is 36.6 cm. What is the length of the rectangle?
10.1 cm
Mark used a random number generator to display a number from 1 to 10. What is the probability the number displayed will be a multiple of 3?
3/10
Simplify
-8 1/2 ÷ 4/7
-14 7/8
How many pints are in 2 1/2 gallons?
20 pints
Nora is running a marathon (26.2 miles). She is running at a speed of 8 miles per hour. She has completed 3/4 of the rate. How much longer will it take Nora to finish the race?
(Round your answer to the nearest hundredth)
0.82 hour
What is the volume of a cylinder that has a diameter of 12 feet and a height of 9 feet? (V = πr2h)
1017.36 ft2
Which numbers are rational?
2.0 1 7/8 π √5 6.3999 . . .
2.0
1 7/8
6.3999 . . .
-62 - (-4) * 3 + 18 =
-6
Use the translation rule (x,y) goes to (x - 4, y + 5).
If K is located at (-6, -1), where is K'?
(-10, 4)
Simplify:
8 - 2(n + 4)(-3)2
-18n - 64
What's the area of a sector of a circle with a radius of 5 cm and an arc length of 6.28 cm?
15.7 cm2
What describes |k| on a number line?
A) the opposite of k
B) the same value as k
C) a value between k and -k
D) a distance k units from 0
D) a distance k units from 0