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Scholastic Aptitude Test (SAT). PREP. Practice problems Version 5. SAT. 2 (x + y) = 8 + 2 y 2 x + 2 y = 8 + 2 y 2 x = 8 x = 4. SAT. B. C. A. •. •. •. 6. 7. SAT. 5 = x 2 60 300 = x 2 150 = x. SAT. 2 n + 3 = 5 2 n = 5 – 3 2 n = 2 n = 1.
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SAT 2 (x + y) = 8 + 2 y 2 x + 2 y = 8 + 2 y 2 x = 8 x = 4
SAT B C A • • • 6 7
SAT 5 = x 2 60 300 = x 2 150 = x
SAT 2 n + 3 = 5 2 n = 5 – 3 2 n = 2 n = 1 4 n = 4 (1) = 4
SAT a + b < 5 a < – b + 5 a – b > 6 a > b + 6 and – b + 5 > a> b + 6
SAT B (2x – 4)⁰ 60⁰ y⁰ (3x)⁰ C A • 2 x – 4 = 60 • 2 x = 64 • x = 32 • 3 x = 96 • y = 180 – (60 + 96) • y = 24⁰
SAT 10 Floors x R Rooms x C Chairs Or 10RC
SAT Sum of Digits of # > Product of Digits of # 1 + 2 + 3 > 1 x 2 x 3 or 6 > 6 NO 2 + 3 + 5 > 2 x 3 x 5 or 10 > 30 NO 3 + 3 + 2 > 3 x 3 x 2 or 8 > 18 NO 4 + 1 + 1 > 4 x 1 x 1 or 6 > 4 YES
SAT .04 r = 6.2 r = 6.2 / .04 r = 155 .2 r = ? .2 (155) = 31
SAT Teachers Students Lowest possible # of Teachers and students = 11 1 = 11 10 x Total Students x = 110 Total : 11 + 110 = 121
SAT x y --- ( x – y )x + ( x + y) y 4 2 --- ( 4 – 2 )4 + ( 4 + 2) 2 16 + 36 = 52