Probability
What is the probability of rolling a six on a 6 sided die?
The probability of rolling a six is 1/6.
what type of numbers are natural numbers
Natural Numbers are counting numbers
Square root of 1M
1000
Find the percent change.
Original cost: $100
New cost: $59
(59-100)/100 = -41/100 = -.41= -41%
41% decrease
20 squared
400
What is the probability of flipping a head and a tail with two coins?
The probability of flipping a heads and tails with 2 coins is 1/2.
What type of numbers does not have 0 in it
Natural Numbers
5
Find the cost of the tickets after sales tax.
tickets: $52.50
sales tax: 7%
54.5 * 107% = 54.5 *1.07 = $58.32
10x10
100
What is the probability of rolling an even number on a 6 sided die?
The probability of rolling an even number is 1/2.
Is 3.14 Rational or irational
Irational
Square root of 100
10
Find the cost of the jeans after the discount.
jeans: $39.99 sales
discount: 15%
39.99 * (100%-15%) = 39.99 * 85% = 39.99 *.85 = $34
Whats the square root of 144
Bonus score 2x:
12
What is the probability of getting a six from a deck of cards?
The probability of getting a six from a deck of cards is 1/13.
IS the square root of 25 rational or irrational
Rational
Square root of 169
13
What is the cost of the skates after the discount and tax are applied?
skates: $99.99
discount: 20%
sales tax: 6.75%
99.99 * (100%-20%) = 99.99 *80% = 99.99 *.8 = 80
80 * (100% + 6.75%) = 80 * 106.75% = 80 *1.0675 = 85.4
Whats 1000x1000
What is the probability of picking a yellow and green candy?
The probability of picking a yellow and green candy is 4/10.
What type of numbers is -10
Integer and Rational
Square root of 225
15
A number is increased by 25% and the resulting number is then decreased by 20%. The final number is what percent of the original number?
A. 90%
B. 95%
C. 100%
D. 105%
E. 120%
(x * (100%+25%)) *(100% - 20%) =
(x * (125%)) *(80%) =
(x * (1.25)) *(.8) =1.25x * .8 = 1x
1 = 100/100 = 100%
C
What type of colors are red blue and yellow
Primary colors