a student randomly chooses one pen from a box containing 1 black, 3 red, and 6 blue pens. what is the probability that the student chooses a blue pen

How many variable terms are in the expression 3x^3y+5xz-4y+x-z+9? (input a numeric value only)

A basketball game has 4 quarters. Over these 4 quarters, Lebron made 20 baskets, which included slam dunk baskets. He made 5 slam dunk baskets in the first quarter of play.

The sum of two numbers is 28. The first number is 7 more than twice the second number. Let a represent the first number. Let b represent the second number. What is the second number? Use the table to guess and check.

As a diameter of a circle increases the radius will

Is it ever possible for a triangle's altitude to lie entirely outside the triangle?

Which is equivalent to - 4^√9 ^ 1/2? 92x

Tommy and his family drove home from his grandparent's house in three and a half hours. If they drove at an average rate of 48 miles per hour, about how far away does Tommy live from his grandparents? 144 miles 192 miles 168 miles 180 miles

A clothing store has the sign shown in the shop window. Pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. The cost of each shirt is before the discount is $12, and the cost of each pair of jeans is $19 before the discount.

Savannah is having her teammates over after the basketball game. She decided that 2 pizzas would feed 5 people, so how many pizzas should she order for 18 people if each person gets the same amount?

Which number is composite? a. 51 b. 17 c. 29 d. 41