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Probabilities
Averages
Fractions
Shapes
Probabilities II
100
What is the probability, as a reduced fraction, of getting two heads in two tosses of a fair coin?
What is 1/4?
100
What is the average (mean) of the following set of data? 2, 9, 14, 1, 3, 1
What is five
100
A = 15/4, B = 7/8 and C = 2/3. Put these numbers in order of increasing size (smallest first). Your answer should consist of 3 letters in the correct order.
What is c, b and a
100
The area of a square with a side length of 13 feet.
What is 169 square feet?
100
The probability, as a reduced fraction, of drawing a white marble from a bag that contains 16 black marbles and 4 white marbles?
What is one-fifth? (or one over five)
200
What is the probability, as a reduced fraction, of drawing an ace from a standard 52-card deck in one draw?
What is 1/13?
200
Girl Scout cookie boxes are selling for 4 dollars each. If a box has 20 cookies inside, how many CENTS does each cookie cost, on average?
What is 20 cents
200
A bus loaded with 40 people stopped and 1⁄4 of the passenger got off and 5 new passengers boarded the bus. At the next stop 1/5 of the passengers got off and 2 new passengers got on. At the next stop 1⁄2 of the passengers got off. How many passengers are still on the bus?
What is 15 (passengers)?
200
A square has an area of 16 square centimeters. What is the number of centimeters in its perimeter?
What is 16?
200
There are some red marbles and some blue marbles in a jar. When drawing one marble from the jar at random, the probability of getting a red marble is 3/8. How many blue marbles are in the jar if there are at least 10 but no more than 20 marbles in all?
What is 10 blue marbles?
300
A bag contains 3 green marbles, 5 purples marbles, and 4 blue marbles. In one draw, what is the probability, as a reduced fraction, of drawing a green marble?
What is 1/4?
300
The average age of a math team, made up of 4 students, is 10 years. The average age of the same math team and their coach is 14 years. How old, in years, is the coach?
What is 30?
300
What is the sum of one half and one fifth?
What is 7/10?
300
How many squares of side length 3 meters would it take for their total area to be greater than the area of a square of side length 9 meters?
What is 10 squares?
300
A spinner has the colors red, blue, green, and yellow, with an equal probability of the spinner landing on any color. What is the probability that the spinner does NOT land on red? Answer as a reduced fraction.
What is 3 over 4 (three-fourths) probability?
400
A drawer contains 5 green socks, 3 red socks, and 6 purple socks. If the socks are pulled out of the drawer in a random order, how many socks must be removed in order to guarantee that two green socks have been removed from the drawer?
What is 11?
400
The average of 6 numbers is 6. If 5 of the numbers are 1, what is the 6th number?
What is 31?
400
The sum of the reduced numerator and denominator of 45 divided by 81.
What is 14?
400
What is the area in square units of a triangle whose base is 19 units and whose height is 4 units?
What is 38 (square units)?
400
How many six-sided (cubical) dice would you need before it would be possible to roll a sum of 83 by rolling all the dice simultaneously?
fourteen dice
500
What is the probability, as a reduced fraction, of drawing a white marble from a bag that contains 16 black marbles and 4 white marbles?
What is 1/5?
500
0.75 as a reduced fraction
What is 3/4?
500
An unknown angle plus 35 degrees is equal to a right angle. What is the degree measure of the unknown angle?
What is 55 (degrees)?
500
A drawer contains 5 green socks, 3 red socks, and 6 purple socks. If the socks are pulled out of the drawer in a random order, how many socks must be removed in order to guarantee that two green socks have been removed from the drawer?
What is 11 socks?