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Page 30 - CT&AI_CLasa_7_Part_1
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    C, D and E are all different numbers having any value among 3, 8 and 7. What
                                      will come in place of C so that no two consecutive numbers are placed next to
                                      each other in any direction (vertically, horizontally, or diagonally)

                                                                            6    4

                                                                        2   C     1   E

                                                                            D    5

                                             (a)  7                                 (b)  8

                                             (c)  3                                 (d)  none of these

                      cbse handbook questions
                      Tick ( ) the correct option.
                      1.  Figures A and B are formed using  two
                                                                                    (a)   7 – 1         (b)  2 – 8
                         transparent  squares,  each. If  figure A is

                         placed on top of figure B (without rotation),              (c)  1 – 8          (d)  5 – 11
                         such that it completely overlaps figure B, how     3.  ABCD is a square of side length 4 m. Raj starts
                         many  right-angled triangles  can be seen in
                                                                             from point A and walks North to reach point
                         the resultant image?
                                                                             D. From point D, he further walks 4 m without
                                                                             taking  any turns  and reaches point  P. At  P,
                          4 cm  14243                     14243  4 cm        he turns 135° clockwise and walks a certain
                                                                             distance  and stops  only when  he reaches a
                                  Figure A       Figure B                    point  on the  square.  Which of the  following
                                                                             statements is INCORRECT with respect to the
                               (a)  10              (b)  12
                                                                             boundary of the square and the path taken?
                               (c)  13              (d)  14                            D                 C

                      2.  If  each of  the given terms  follows  the same
                         theme, what will come in place of "?"

                                11 12  1           12  1
                              10     2                 2
                              9      3                  3                              A                 B
                               8                 8     4
                                7  6  5           7  6  5                           (a)  PC II DB
                                3 – 9              1 - 7
                                                                                    (b)  ∠PCD = ∠DCA
                                11 12  1          11 12  1
                              10     2           10    2
                              9      3          9       3
                               8     4           8     4                            (c)  PC   AC
                                7  6  5           7  6  5

                                6 - 12              ?                               (d)  ∠DPC = ∠DCP

                     28        Computational Thinking-7 (Mathematics)

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