If a box contains 5 red balls, 3 blue balls, and 4 green balls, what fraction represents the probability of picking a blue ball randomly?

What is the product of the first 5 prime numbers?

If a shirt costs $30 and is on sale for 20% off, what is the discounted price?

The perimeter of a triangle is 15 units, and its sides are in the ratio 3:4:5. What is the length of the longest side?

In a parallelogram, what is the opposite angle to a 50∘50∘ angle?

If �+4=10a+4=10, what is the value of �a?

The area of a circle is 49�49π square units. What is its radius?

If the base of a trapezoid is 12 units, and the height is 8 units, what is its area?

If 2332​ of a number is 30, what is 4554​ of that number?

What is the measure of each interior angle in a regular octagon?