In the diagram, the cube has a volume of 8cm^3. How long is a side of the cube?
2cm
If x=2 and y=1, then the value of 2x-3y is
1
A box contains 5 black ties, 7 gold ties, and 8 pink ties. Stephen randomly chooses a tie from the box. Each tie is equally likely to be chosen. The probability that Stephen chooses a pink tie is equivalent to
2/5
If 50% of P equals 20% of Q, then P , as a percent of Q, is
40%
4
Multiplying x by 10 gives the same result as adding 20 to x. The value of x is
20/9
Gavin has a collection of 50 songs that are each 3 minutes in length and 50 songs that are each 5 minutes in length. What is the maximum number of songs from his collection that he can play in 3 hours?
56
Olave sold 108 apples at a constant rate over 6 hours. If she continues to sell apples at the same rate, how many apples will she sell in the next 1 hour and 30 minutes?
27
When the radius of a circle is tripled, how are the area and circumference of the circle affected?
A
If a/b = 3 and b/c=2, then what is the value of (a-b)/(c-b)
-4
How many four-digit integers between 5000 and 6000 are there for which the thousands digit equals the sum of the other three digits? (The thousands digit of 5124 is 5.)
21
A digital clock shows the time 4:56. How many minutes will pass until the clock next shows a time in which all of the digits are consecutive and are in increasing order?
458 min
A total of n points are equally spaced around a circle and are labelled with the integers 1 to n, in order. Two points are called diametrically opposite if the line segment joining them is a diameter of the circle. If the points labelled 7 and 35 are diametrically opposite, then n equals
56
20:1
2:1
1:3
D. 3:1
Alex has $2.65. He has only dimes (worth $0.10 each) and quarters (worth $0.25 each). He has more dimes than quarters. What is the smallest number of coins that Alex could have?
16
If N is the smallest positive integer whose digits have a product of 1728, then the sum of the digits of N is
28
Eight identical spheres, each of diameter 20, fit tightly into a cube of side length 40 so that each sphere just touches three of the faces of the cube. The radius of the largest sphere that will fit in the central space, just touching all eight spheres, is closest to
7.0
7.3
7.6
7.9
8.2
B. 7.3
C
Andre has an unlimited supply of $1 coins, $2 coins, and $5 bills. Using only these coins and bills and not necessarily using some of each kind, in how many different ways can he form exactly $10?
10 ways
A string has been cut into 4 pieces, all of different lengths. The length of each piece is 2 times the length of the next smaller piece. What fraction of the original string is the longest piece?
8/15