Examples for 9th grade
Number of problems found: 2897
Is true equality? ?
If ?, then n is:
For what x expression ? equals zero?
Expressed as a percentage:
How many real roots has equation ? ?
What is the value of ? ?
Number ?. Find the value of x.
- Percentage 10
52 shorts and missed 13. Calculate percentage
Of the 3820 products, 3792 were flawless. What percentage was due to failures?
- One half
One half of ? is: ?
52 is what percent of 93?
- PIN - codes
How many five-digit PIN - code can we create using the even numbers?
- A number
A number 5% greater than 75?
It is true that the lines that do not intersect are parallel?
- AP - simple
Determine the first nine elements of sequence if a10 = -1 and d = 4
The class is 21 students. How many ways can choose two to examination?
- Reference angle
Find the reference angle of each angle:
How many ways can divide 16 players into two teams of 8 member?
In how many ways can be divided gold, silver and bronze medal among 21 contestant?
In what quadrant is a -1165° angle?