Question

17) What is the median of the first seven prime numbers? NO Calculator A) 8.2 B) 5 c) 7 D) 11 18) Between what two numbers is 30 NO Calculator A) 4 and 5 8) 5 and 6 C) 7 and 8 D) 2 and 3 Mark wanted to buy a new pair of shoes. The store had a sale of 30% off. Mark had a coupon for an extra 30% off the sales price. Which of the following could represent the total amount Mark would pay for the shoes if the shoes originally cost x amount. Calculator USE OK A) 0.60x B) 0.40x C) 0.42x D) 0.49x Hint: try with real numbers to check your answer. Example pretend the shoes cost $100. Find 30% of this and then find an extra 30% off thot answer to get the final sales price. See which answer choice would give the same final answer. The answer is not what you think or what seems obvious. 201 fy and x vary directly when y is 15 and x is 9, what is y when x is 12? A) 8 Calculator USE OK B) 20 C) 24 D) 16 21) Triangle ABC is similar to triangle XYZ. The sides of triangle XYZ are 3 times as long as the sides of triangle ABC. Find the area of triangle XYZ. NO Calculator Hint: Draw triangle XYZ and label the side lengths, then find the area. Also, do you need V45 for this question? NO! A) 27 B) 81 C) 54 D) 18 А

Answer 1

0.17 Ans (C) 7 First seven prime nos 2, 3, 5, 11, 13, 17 median 9.18) Ans(B) 5 and 6 √30-5.48 $100 e.g cost 30. 09 10 = 30x - loon-3on DO 100 Q. 19 Ans: (D) 0.49 x bet c.fan 30% ofn- zon Now Si= n-3 - 3- Now S.P= 100-3==870 3ot. off coupon 301. off Coupon 30% of $70 3ol of you 78X30=21 38 x n - 21 amountza 70-21 - 49 :. amount Paid=700 - 21 - 490= 0.49n 0.29. Ansi (B) 20 using direct proportion 16 DO TODO 9xy=12x15 43 0.2 (A) 27 arny z) = 4x Base x Height - 2x 353 x 653 2 3x3x6 27 sq. units

Answer 2

Answer is A) 8.2

Answer 3

Answer is A) 8.2