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Sunday, 3 July 2011

Maths - Simlification


BODMAS: use this formula to solve remove in the below sequence
B= Bracket,     O= Of,        D= Divide,        M= Multiplication,         A=Add,                  S=Subtract

1. 100 + 50 x 2                                                      (A) 75 (B) 150 (C) 200 (D) 300 (E) None
2. (4 86%of 6500) ÷ 36 =?                                    (A) 867.8 (B) 792.31 (C) 877.5 (D) 799.83 (E) None
3. (3080 + 6160) ÷ 28 = ?                                     (A)320 (B) 440 (C) 3320 (D) 3350 (E) None
4. 576÷ ? x 114=8208                                           (A)8 (B)7 (C)6 (D)9 (E) None
5. (1024—263—233)÷(986—764— 156) =?         (A)9 (B)6 (C)7 (D)8 (E) None
6. 125÷5 x ? = 625                                                  (A)5 (B) 25 (C)20 (D) 15 (E) None
7. 5004 ÷ 139 - 6 =?                                               (A) 10 (B) 20 (C) 30 (D) 40 (E) None
8. 384×12×2=?                                                       (A)9024 (B) 9216 (C)6676 (D) 6814 (E) None
9. 6534÷40÷33=?                                                   (A)3.06 (B) 5.25 (C)4.82 (D) 6.12 (E) None
10. 2704 x 209=?                                                  (A) 177996 (B)28844 (C)299452 (D)566181 (E)None
11.2536+4851—?=3450+313                              (A)3961 (B)4532 (C)3624 (D)4058 (E) None
12. (2560 x 1.4) + (7400 x 0.6) =?                        (A)7512 (B) 9746 (C)6523 (D) 8024 (E) None
13. 36%of 850+? %of 592 = 750                          (A)73 (B)89 (C)82 (D)75 (E) None
14.64%of 2650+40% 0f 320=?                              (A)1824 (B) 1902 (C)1829 (D) 1964 (E) None
15. 486+32×25—59=?                                           (A) 1514 (B) 1528 (C) 1227 (D) 507 (E) None
16. 1827 ÷ 36 x ? = 162.4                                       (A)4.4 (B)3.2 (C)2.1 (D) 3.7 (E) None
17. 1008÷36=?                                                        (A)28 (B) 32.5 (C)36 (D) 22.2 (E) None
18. 56.21 +2.36+5.41 —21.4+1.5=?                      (A)40.04 (B) 46.18 (C)44.08 (D) 43.12 (E) None
19. 65%of 320+?=686                                            (A) 480 (B) 452 (C)461 (D) 475 (E) None
20. 83250÷?=74×25                                               (A)50 (B) 45 (C)40 (D) 55 (E) None
Answer: 1c, 2c, 3e, 4a, 5d, 6b, 7c, 8e, 9e, 10d, 11c, 12d, 13d, 14a, 15c, 16b, 17a, 18c, 19e, 20b

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