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Twice the sum of a number and 6 is equal to three times the difference of the number and 3. Find the number.

Multiply by 39 No Calculator Shortcut

The sum of Mr. Adams age and Mrs. Bensons age is 55. The difference is 3. What are their ages?

If m% of m is 36, then m is? Percentage Word Problem

If n% of 400 is 260, then what is 20% of n?

Twice the sum of a and b is thrice c algebraic expression

51 decreased by twice a number algebraic expressions

Simplify sin(x) * cos(x) * tan(x) * csc(x) * sec(x) * cot(x)

Simplify sin^2(x)/(1 - sin^2(x))

How many ways can 6 people be arranged around a circular table?

(98)^2 no calculator mental math

3-By-1 Mental Math Multiplication

How many straight lines can be formed by 8 points of which 3 are collinear?

Which of the following shows the numbers in ascending order? 2/3, 0.68, 67%, 4/5

How many unique letter arrangements in the word, Mississippi?

What is the value of x in the following equation: 2/3x + 1/6 = 1/3

Simplify 6x^2y^3(2x^2y)^3

The diagonal of a rectangle is 10 inches long and the height of the rectangle is 8 inches. What is the perimeter of the rectangle in inches?

A box contains 5 black and 2 white balls. 2 balls are drawn without replacement. Find the probability of drawing 2 black balls. 

You roll two fair dice. What is the probability the sum of the die equals 7?

Multiply Even Numbers by 5 No Calculator Shortcut

If two coins are flipped, what is the probability that there will not be two heads?

Simplify log(4) + log(12)

Addition mod 6 Table No Calculator