Page 1 - CL-8 -CH-5 (CBQ)
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SAI International School

                                                                  Class :  VII

                                                               Mathematics

        CH-5 –SQUARES AND SQUARE ROOT( CBQ)

                  Which of the following is a perfect square?

                  A. 1057
        1
                  B. 625

                  C. 7928
                  D. 64000

                  Answer: B

        2         Which of the following will have 6 at unit place?
                       2
                  A. 19
                       2
                  B. 11
                       2
                  C. 24
                       2
                  D. 13
                  Answer: C
        3         The square of 42 is:

                  A. 1764
                  B. 1664

                  C. 1564

                  D. 1504
                  Answer: A

        4         Is 49 a  perfect square that lies between 40 and 50 is (T/F)

                  Answer: YES
        5          If 5278 is squared, then what will be at unit place?

                  A. 8

                  B. 7
                  C. 6

                  D. 4

                  Answer: D
        6         The number of zeros in square of 400 are -------------------.

                  Answer: 4



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