A ballroom dancing class has 20 men and 24 women. Five pairs are to be chosen, each consisting of one man and one woman, and no individual can be included in more than one pair.1 How many different ways can the 5 pairs be chosen

On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

What type of symmetry does a rhombus have?

Which of these measurements is aboutthe same as 100 inches? a 10 centimetersb 250 centimetersc 6 metersd 30 meterswhich of these is the same as thenumber in the place-value chart? 1,000s | 100s 110s 1141 91 0a 1,994b 1,000 + 900 + 40cone thousand nine hundred fod 1 thousand 9 hundreds 4 tenswhich group of numbers is missingfrom this number pattern? 8, 12, 16, 32f 17, 18, 19g 17, 20, 23i 20, 24, 2822, 26, 30what number is missing from tnumber pattern? 20, 16, 18, 14, 16, -, 14, 10f 12g 15h 17j 18