Patterns, Relations, and Algebra
What does the 2 in the equation y=2x-5 represent?
The slope
The number of degrees in a triangle
180
Between what two numbers would you find the square root of 11
Between 3 and 4
What is the probability or rolling a 3 on a 6 sided die?
The probability is 1/6
Convert 30 inches into feet
12 inches = 1 foot
2.5 feet
How many starbucks are in Madera?
6 starbucks
A scatterplot where the points are decreasing from left to right indicate
(a) a positive correlation
(b) a negative correlation
(b) a negative correlation
If a 6 foot tree casts a 18 foot shadow, then a 10 foot tree would cast a shadow of what length?
30 feet.
Is l -3 l (absolute value) greater than - (-3) ?
No, l -3 l is equal to -(-3)
In a jar with 15 yellow marbles and 20 blue marbles what is the probability that you will pick a blue marble?
20/35 or 4/7
If a scale drawing uses 1 inch to represent 2 feet, then how long is a window that is 4 inches in the drawing?
8 feet
The solution of 4(2x-5)
8x-20
The formula for Pythagorean Theorem
a2 + b2=c2
2/3 divided by 4/5
2/3 x 5/4 = 10/12 or 5/6 (if you simplify)
In a jar with 2 yellow marbles and 3 blue marbles. You are picking two marbles. What is the probability that you will pick a blue marble followed by a yellow marble? (You are keeping the blue in your hand when you pick the second marble.)
6/20 or 3/10
3/5 x 2/4 = 6/20
Jessica has one piece of ribbon that is 6 2/3 yards long and one piece that is 5 1/3 yards long. What is the total length, in feet, of the two pieces of ribbon? A. 33 2/3 feet B. 34 feet C. 34 1/2 feet D. 36 feet
1 yards = 3 feet
What is D (36 feet)
The solution to -6(10 - 5x)
-60 +30x
If a triangle has a side of 6 and a side of 8, then the hypotenuse measures?
The hypotenuse measures 10.
The first number of a pattern is 50. To go from one number in the pattern to the next you must divide by 5. 50, 10, 2, ..... What is the 4th number in the pattern?
What is 2/5
Find the mode of the list: 3,5,3,6,3,8
The mode is 3.
One of the largest statues of a cow in the United States is 38 feet tall. What is the height of the statue in meters, to the nearest tenth of a meter? (1 meter ≈ 3.28 feet) A. 11.6 meters B. 12.5 meters C. 115.9 meters D. 124.6 meters
A (11.6 meters)
38/3.28
Mr. Munoz hires Mr. Reyes to fix his lawnmower. The equation below shows the cost of the visit where x is the hours spent. Y=25x +50 The 25 in the equation represents which of the following? a) the hours spent fixing the lawnmower b) the initial cost of coming out to the house. c) The cost per hour d) none of the above
c) The cost per hour
A triangle with the coordinates (1,2), (5,3) and (0, 6) was reflected over the x axis, what would the new coordinates be?
(1, -2), (5, -3) and (0,-6)
In a class of 12 girls and 15 boys, what percent of the CLASS is GIRLS? a. 80% b. 12% c. 44% d. 50%
c. (44%) (# of girls)/ (total class #) ==== 12/27 ==== 44%
Find the median of 3, 6, 8,10
The median is 7.
The length of Ann's bedroom is 5 3/4 yards. What is the length, in feet, of her bedroom? A. 11 1/2 feet B. 15 3/4 feet C. 17 1/4 feet D. 23 1/4 feet
1 yard = 3 feet
C (17.25 feet)
5x3 = 15
3/4 x 3 = 9/4 = 2 1/4
15 + 2 1/4 = 17.25