Percent change
Peter thought a pool costs $100, but instead it went up to $120. What was the percent change?
20%
1x=100
x=100
6(9/3)
18
Joey had 2 blue marbles and 6 red marbles. What is the probability that joey pulled out a red and replaced it and then pulled out a blue marble?
3/16
What is the perimeter of a 4 cm square?
16 cm
Ivan saw a boat that was $400. Then he went back to buy it and it was $250. What was the discount?
37.5%
3x=9
x=3
(122+5-24)6
750
What is the probability of a 6 sided dice landing on 6 and and 4 color spinner with red,blue,green,and orange, landing on pink?
0
What is the area of 10 by 10 ft square?
100 ft2
If Claire bought a bag that was $25 and she could get 10% off what would be the amount after discount?
$22.5
45/x=15
x=3
(7-11)8+9(26)
66,112
John had 40 pink shoes and 20 orange shoes. What is the probability of choosing an orange shoe and NOT replacing it and then choosing another orange shoe?
1/9
If a rectangle's length is 20 cm and the width is 3 cm, what is the area of the rectangle?
60 cm2
What is the formula for percent change?
Old-New/old times 100
What is 20+x=20?
x=0
20(30/10)+100-75
85
What is the formula for probability?
(p,p)
What is the formula for the area of a triangle?
base times height/ 1/2
Rebecca has a coupon for $100 off fish. If the fish is $200, what is the percent change?
100%
2x=5000000
x=2500000
108-501x3x9-100
-1342
Henry has 10 shirts 3 are pink, 2 blue , 4 are red and 1 is brown. What is the probability that he will give a pink one away then three days later gives a blue one away?
1/15
There are two triangles with a base of 13 ft and a height of 30 ft. What is the area of them?
390 ft2