Math

Math test

36 questions · by JackD · 9 learners

Practice quiz Flashcards

Questions

1.
There are 15 balls in a box: 8 balls are green, 4 are blue and 3 are white. Then 1 green and 1 blue balls are taken from the box and put away. What is the…
2.
The length of a rectangle is 3 times its width. If the width of the rectangle is 5 inches, what is the rectangle's area, in square inches?
3.
If the hypotenuse of a right triangle is 10 inches long and one of its legs is 5 inches long, how long is the other leg?
4.
A circle with center (4,-5) is tangent to the y-axis in the standard (x,y) coordinate plane. What is the radius of this circle?
5.
Angle A is an acute angle and sin(A) = 11/14. What is the value of cos(A)?
6.
What are the values of a and b, if any, where - a|b + 4| > 0?
7.
In a shipment of televisions, 1/50 of the televisions are defective. What is the ratio of defective to non defective televisions?
8.
Which of the following is divisible (with no remainder) by 4?
9.
If 8y = 3x - 11, then x =
10.
Which of the statements describes the solution set for -2(x + 8) = -2x + 20?
11.
When graphed in the (x,y) coordinate plane, at what point do the lines 2x + 3y = 5 and x = -2 intersect?
12.
The area of a trapezoid is 0. 5 h (b1 + b2), where h is the altitude, and b1 and b2 are the lengths of the parallel bases. If a trapezoid has an altitude of…
13.
If you drove at average speed of 66 miles per hour, what distance, in miles, did you drive in 99 minutes?
14.
If x and y are any real numbers such that 0 < x < 2 < y , which of these must be true?
15.
Which of the following is equal to √45
16.
What is the smallest value of x that satisfies the equation x(x + 4) = -3
17.
A group of 7 friends are having lunch together. Each person eats at least 3/4 of a pizza. What is the smallest number of whole pizzas needed for lunch?
18.
The measures of angles A, B and C of a triangle are in the ratio 3:4:5. What is the measure, in degrees, of the largest angle?
19.
There are n students in a school. If r% among the students are 12 years or younger, which of the following expressions represents the number of students who…
20.
If x + 4y = 5 and 5x + 6y = 7, then 3x + 5y = ?
21.
Which integer is nearest to √2100 / √7?
22.
For all real numbers x, the minimum value of 1 + 2cos(4x) is
23.
What is the largest possible product for 2 odd integers whose sum is equal to 32?
24.
If a = 3, then 2 / (1/7 + 1/a) = ?
25.
A company makes a profit equal to 25% of its sales. The profit is shared equally among the 4 owners of the company. If the company generates sales of…
26.
If -3/(a - 3) = 3/(a + 2), then a = ?
27.
For what negative value of k, the system of equations below has no solutions? 2x + ky = 5 kx + (k + 4)y = 7
28.
The two legs of a right triangle measure 6 and 8 inches respectively. What is the area of the circle that contains all 3 vertices of the triangle?
29.
X and Y are acute angles such that tanY = cotX. What is the sum, in degrees, of the measures of the angles X and Y?
30.
Which of the lines below is not parallel to the line 6x - 2y = 10?
31.
For what value of k the equation below has nosolution? 2x + 3 = x - 2kx - 5
32.
|5 - 2| - |6 - 9| = ?
33.
What is the average of 7/8 and 3/4?
34.
A solution is made of water and pure acid. If 75% of the solution is water, how many litters of pure acid are in 20 litters of this solution?
35.
The diagonal of a square has a measure of 12 inches. What is the perimeter, in inches, of this square.
36.
If x = 2. 0001, which of the following expressions has the largest value?