Algebra
Find the value of x in the following equation:
x - 6 = 9
x = 15
What is the sample space for rolling a ten sided dice?
10
What is the area of a square with a side length of 7cm?
49cm2
In a survey, 10 out of 50 respondents said that their favorite sport is hockey. What is that in a percentage?
20%
0.32 + 0.065 = ?
0.385
Find the value of x:
4x = 44
x = 11
What is the theoretical probability of pulling an Ace from a deck of cards?
Show as a fraction
4/52
What is the BASE length of a parallelogram that has a height of 4.25cm and an area of 34cm2?
8cm2
A baker cooks 15 cakes in 3 hours. How many cakes will he bake in 8 hours?
40 cakes
What is 3/4 as a decimal and percent?
0.75 and 75%
56/x = 8
x = 7
What is the mode of the following data set?
10, 12, 10, 15, 15, 10, 20, 25, 10, 18, 13
10
If a rectangle has an area of 73cm2 and a width of 9.125cm what is its length?
8cm
Ms. Binks wants to bring in a cake for the potluck. She is considering splitting the cake into 25 pieces, 50 pieces or 100 pieces. Which amount of pieces will give the most cake?
25 (25ths) pieces will be bigger = more cake
If x=5 , then what is the value of 10x + 3x - 10 + 1 ?
56
A class got the following test scores test scores. 84, 93, 68, 100, 40 What is the average test score?
77
On a map, the scale is 1/2 cm = 5 kilometers. How far apart are two cities in real life if they are 4 1/2 cm apart on the map?
45 kilometers
A student got 9 answers correct on a test out of 20. What percent would there mark be?
45%
Which is bigger? 11/8 or 7/4?
7/4
Find the value of x for the equation using the preservation of equality. You MUST show your work
5x + 2 = 32
5x + 2 = 32
- 2. -2
5x = 30
/5. /5
x = 6
Ms. Binks wants to find the experimental probability of a dice landing on a 5 after she rolls it. She decides to perform 250 rolls.
Her results are: The dice lands on 5, 63 times.
What is the experimental probability as a percent?
25.2%
What is the area of a triangle that has a base of 12 cm and a height of 6 cm
36cm2
Mr. Klein has $50 to buy snacks for the potluck. He wants to get two boxes of assorted chips for $10.49 each, 2 cases of pop for $8.99 each and 3 bags of candy for $4.25 each.
Does he have enough money? How much money will he have left over OR how much more will he need?
He does not have enough money
He needs $1.71 more
Order from least to greatest:
0.87, 2/5, 13%, 6/3
13%, 2/5, 0.87, 6/3