Karina is making a 3-digit number by choosing three different numbers from the following list:
2, 4, 5, 7, 9

How many different 3-digit numbers could Karina make?

Pick the description of a geometric object that best matches the real world object box for a deck of card

Evaluate 5 + 6 · 2 – 8 ÷ 4 + 7 using the correct order of operations. a. 22 b. 11 c. 27 d. 5

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square