Square practice problems
Number of problems found: 2887
- Mean proportional
What will be the mean proportion between 4 and 25? - Squares of odd
Find the average of squares of consecutive odd numbers from 1 to 13. - Five added
Five is added to the square root of the product of nine, and a number is equal to eight. Find the number. - The square - midpoints
The area of a square ABCD is 36 cm². Find the area of the square obtained by joining the midpoints of the sides of the square ABCD. - Sqrt of sum
Find one-third of the square root of 81, the sum of 12, and the product of 3 and 12. - GP - negative term
The first term of a GP is -3 and the square of the second term is equal to its 4th term. Find the 7th term of the GP. - Twice squared
If the square of twice a number is 81, what is the number? Give a positive number x.
- Sum of squares The product of two numbers is 12. If the sum of their squares is 40, find the numbers.
- The Product 16 The Product of two numbers is 96, and their quotient is 6. Find the numbers.
- Mean proportional
If x+7 is the mean proportional between (x+3) and (x+12), find the value of x . - Powers of three
Simplify to a single power of 3: 35/3 Words: start fraction, 3, to the power 5, divided by, 3, end fraction. - Suppose 10 Suppose 4+7i is a solution of 5z²+Az+B=0, where A, B∈R. Find A and B.
- Dataset: 2
Dataset: 4, 9, 7, 8, 5, 2 a. What number is n in xn? b. Find ∑x c. Find ∑(x-2)2 d. Find √∑(x-2)²/6 - Two numbers 17
The sum of two numbers is 9, and the sum of their cubes is 189; find the sum of their squares. - Difference of squares
If the difference between two numbers is 3 and the difference of their squares is 39, then find the larger number.
- Evaluation order quiz
Which of the following is NOT true about the expression given below? (10 +4)²- 25 ... - Number 77
Find a number which is as much greater than 31 as it is less than 77. Many failed to do it! - A student 8 A student was asked to write 25 * 9² . By mistake he write 2592. Find the difference.
- Suppose 12
Suppose in a physics test involving 30 students, and four scored 75%, eight scored 60%, twelve scored 50%, and six scored 30%. Calculate the mean of the group and the standard deviation. - Economic order quantity
Annual demand for a component is 20 000 units per year. Storage cost per unit per year is £8, and each order costs £200. What is the company’s economic order quantity?
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