Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 32 - CT&AI_CLasa_7_Part_1
P. 32

    Number Play

                                     6

                                               computational thinking quest

                    Tick ( ) the correct option.

                      1.  Using the digits 1, 2, 3, and 4, form the largest     4.  A 3-digit  number  is formed  using  three
                         and smallest four-digit even numbers. What is       different digits, and the digits are reversed to
                                                                             create another 3-digit number. The difference
                         the sum of the digits of the difference between
                                                                             between these two numbers always divisible
                         these two numbers?      (Analytical Thinking)       by:                     (Analytical Thinking)

                               (a)  13              (b)  10                         (a)  11             (b)  33

                                                                                    (c)  99             (d)  All of these
                               (c)  18              (d)  12
                                                                          5.  Replace the letters with suitable digits.
                      2.  A six-digit number has the same number of
                                                                                                      (Abstract Thinking)
                         prime  and non-prime digits. Which of the                  B   4

                         following could possibly  be the sum of the              +  A  A
                         digits of this number?     (Critical Thinking)           1  1  0
                                                                                    (a)  A = 3, B = 7
                               (a)  18              (b)  22
                                                                                    (b)  A = 6, B = 4
                               (c)  27              (d)  All of these
                                                                                    (c)  A = 5, B = 6
                      3.  A  computer  generates  triangles  where the
                         base and height follow a series given below. If            (d)  A = 4, B = 6
                         the pattern continues, what will be the area of     6.  Find the values of O, U, T, and G in the given
                         the next triangle the computer should draw?         sum:                     (Abstract Thinking)
                                                                                    T   O
                         2 × 1, 3 × 2, 6 × 5, 30 × 11, ...? (Pattern Recognition)  +  G  O

                               (a)  6765 sq. units                                O  U  T
                                                                                    (a)  O = 2, U = 0, T = 1, G = 5
                               (b)  330 sq. units
                                                                                    (b)  O = 1, U = 0, T = 2, G = 8
                               (c)  9890 sq. units
                                                                                    (c)  O = 0, U = 2, T = 5, G = 3
                               (d)  4935 sq. units.
                                                                                    (d)  O = 1, U = 3, T = 5, G = 1

                     30        Computational Thinking-7 (Mathematics)

| 27 28 29 30 31 32 33 34 35 36 37 |