4. Divide 48.48 by 12 B. Express 20110 in words A. 4.01 4.04 C. 4.4 D. E. 404 4.44 5. A. Two thousand, one hundred and one Twenty thousand, one hundred and one Twenty thousand ten hundred and ten B. Twenty thousand and eleven D. Twenty thousand, one hundred and ten C. E. 6. What is CLXII? A. 159 В. 162 C. 164 D. 169 E. 199 Find the value of (1.7) A. 0.289 7. В. 2.89 С. 28.9 D. 289 E. 2899 Find the sum of1 305 706 178

て What is BD? B. 10 9. 13 8. D. O A. 10 O B. 12 C. 13 OD. 14 Re

2. Round the following numbers to nearest one inch: а. 5.76 b. 5.9 С. 5.5 d. 6.8 e. 6.5 f. 6.52 g. 6.55 h. 6.57

Find the LU factorization of and use it to solve the system A = -4 16 10 -2 -2 2 -2 2 -3 6 -9 -5 -7 X2 10-0 -4 -7 -10 -22 2 6 -9 -5 -7 -4 16 1 -4 10 -7 -10 -22 A = LU 4 = -13 32 -14