11. Which pattern applies the Rule n²? (n²is counting number times itself) a. 2,4,6,8 b. 1, 4, 9, 16 c. 1,2,3,4,5 12. Which rule is followed in the sequence: 2,4,6,8,10? d. 5,10,15, 20 a. 2n b. 3n C. 4n 13. Which sequence applies the Rule 3n-1? d. 5n a. 5, 10, 15, 20 b. 2, 5, 8, 11 14. Fill in the blank with the correct number to complete the sequence 25, 36, 49, c. 10, 20, 30, 40 d.4,8,12,16 a. 64 b. 16 c. 144 d. 100 15.What letter is missing in this pattern? ABC, ABD, ABE, AB a. G b. F C. H d. I 16. A mathematical phrase that uses variables, numerals and operation symbols. a. expression b. number sense c. equation d. solution 17.Which makes an expression and equation different? a. equal sign b. operation sign c. numbers d. variables 18. In the equation, 5y - 9 = 13, what do you call y? a. variable b. constant c. numeral d. operation 19. It is defined as a mathematical statement consisting of an equal symbol between two algebraic expressions that have the same value. d. equation a variables b. value 20. All are equations except c. 3x + 5 d. 4x - 7 = 5 a. 2n - 12 = 9b.x + 7 = 30 c. expression
