Examples for secondary school students - page 17 of 212
Number of problems found: 4231
- What is 21
What is the next number? What is the 7th number? 160, 80, 40, 20, 10, _ - Basketball 54361
The basketball team consists of five players. Determine how many options his coach has to build a team if he has 12 players. - Possibilities 36911
There are seven fountains in the city. Only five always work. How many possibilities do five fountains work at the same time? - Different 36891
We put seven different things out of fifteen various goods in the shopping cart. How many cart content options occur? - Probability 18073
Determine the probability that three balls, ten red, and ten blue balls, will be drawn from 3 balls of the same color. - Equations 18023
Solve a system of equations with four unknowns: 2a + 2b-c + d = 4 4a + 3b-c + 2d = 6 8a + 5b-3c + 4d = 12 3a + 3b-2c + 2d = 6 - Determinant 9511
The determinant of a square matrix of the 1st order equals 3. How many elements does this matrix contain? - Probability 7628
The probability that six will fall in just three rolls is once? - Pieces 6890
Divide the line MN (/ MN / = 9cm) into 11 equal pieces - Equation 5013
Solve the equation in quotient form: 6x * (3x-2) / x + 7 = 0 - Graphical 4680
Solve the system by the graphical method: x + y = 8 2x-y = 1 - Difference 3113
The difference between the two numbers is 82. The first number is eight, less than the square of the second number. Specify these numbers. - Determine 2937
Determine the first 14 members of the sequence if a15 = 225, d = -12 - Determine 2426
Determine the first nine members of the sequence if a 10 = -8, q = -1. - How many 31
How many ways can a teacher select a group of 3 students to sit in the front row if the class has 13 students? - Z score transformation
Suppose a distribution has a mean µ = 8 and standard deviation σ = 4. What is the value of x if it is z = +1.50? - Sum of AP members
Find the sum of all the numbers between 8 and 258 that are divisible by 5. - Parabolic sequence
Find the sum of the first nine terms of an arithmetic sequence whose general term is a(n) = 3n²+5 - The product 9
The product of the third and second terms of the arithmetic progression is 3000. If the common difference is 10, find the first term. - Midpoint of line segment
Find the midpoint of the line segment joining the points (10,1) and (-8,-1).
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