Read each item carefully. Choose the letter of the correct answer. Write youl answer on a blank. _1. Which is the LCD of 13/70 , 11/21 , 6/15 A.1050 B. 210 C. 105 D. 70 _2. What is the sum of 1/10 + 2/100 + 3/1000 ? A. 123/100 B. 123/1000 C. 123/1000 D. 123/100000 _3. What is the sum of 2 1/9 and 11 13/18 ? A. 14 5/18 B. 13 1/8 C. 9 5/18 D. 9 13/18 _4. Subtract and simplify: What is 1/8 - 1/12 in simplest form? A, 1/48 B. 1/24 C. 2/49 D. 3/5 _5. How many thirds can be obtained from 368 A, 21 B.28 C. 72 D.108 _6. Five - sixths of a number is 35. What is 1/3 of the number? A. 7 B.14 C.21 D. 42 _7. I have P 1000. I paid half of it for a shirt. I paid 1/5 of the remaining money for a pair of socks. How much change will I receive? A.500 B.200 C. 250 D.400 _8. What is the sum of 28.634, 4.56 and 1.0948 A. 27.0047 B. 27.0704 C. 27.0407 D. 27.1740 9. For the charity drive, five classes gave these amounts: P 1 034.20, _P 815.50, P 756.80, P 1 237.10, and P 609.45. How much was the total collection& A. P 4 435.05 B. P 4 451,05 C. P 4 453.05 D. P 4 463.05 _10. What is the product of 1 000 and 4.23? A.4.23 B. 42.3 C.423 D.4230 _11. By what number should you multiply 0.7512 to get 75.12? A. 10 B.100 C. 1000 D.10 000