Thursday, October 9, 2014

7th maths

1.Raju’s father’s age is 5 years more than three times Raju’s age. If the present age of his father is 44 years then the present age of Raju is ----
             A)  9                                                                                  B)  11
             C) 13                                                                                 D) None of these
2. The sides of a triangle are in the ratio  and its perimeter is 94 cm. The length of the smallest side of the triangle is ------
            A) 18 cm                                                            B) 22.5 cm
            C) 24 cm                                                            D) 27 cm

 3. If the area of a triangle is 150 sq. m and the ratio of  base and  height is 3:4 then its height and
       base are ----
       A) 20 m , 15 m                                                 B) 30 m, 10 m         
       C) 60 m,   5 m                                                                    D) data inadequate

4.  If the difference between the circumference and radius of a circle is 37 cm , then the area of the circle is ------sq.cm
              A)  44                                                                                 B)  196
              C)  154                                                                               D) None of these

5 . 70% of students in a school are boys. If the number of girls is 240, how many boys are there in
  the school?

(A) 440                                                                                             (B) 480
(C) 560                                                                                              (D) 58



6. Find the value of 1+2 -  x 6?                             
            (A) 5                                                                (B) -5
            (C) 4                                                                (D) -4

7. Find the value of -23÷23 +4 ?
            (A) 3                                                                (B) 5
            (C) 4                                                                (D) none of these

8. Find the value of 0.05 x 10 + 0.001 x 20 ?
            (A) 0.7                                                             (B) 0.52
            (C) 0.07                                                           (D) 0.052

9. If a person drives his car 3km then the distance covered in meters is?
            (A) 300m                                                        (B) 30m
            (C) 3000m                                                      (D) 3m

10. Find the value of 
(A) 2                                                                  (B) 3          
            (C) 5                                                                     (D) 11

11. Six times a number P is X less than 4 times a number Y.Then which of the following
      expression is correct.
              (A) 4P = 6Y – X                                                (B) 4P = X – 6Y
              (C)  6P = X – 4Y                                               (D) 6P = 4Y – X.



12. Which of the statement is wrong?
            (A) Supplementary angles sum is less than 270                 
            (B) Complimentary angles sum must be more than 80
            (C) Supplementary angles sum is more than complimentary angles sum                      
            (D) Supplementary angles sum is more than 200 when one angle is more than 100



13. Which among these is not a positive rational number?
             (A)                                                                      (B)                                     
             (C)                                                                    (D)

14.The value of x  in the following figure is -------
             (A) 300                                                         (B) 400              
             (C) 500                                                         (D) 600
   

15.  By what fraction should we multiply 100 with to get 25 less than century?                                                           
            (A)                                                                  (B)   
            (C)                                                                 (D)
.
16. When P=2 the value of ( 2P – 3 ) x P is?
          (A) 3                                                               (B) 1
          (C) 2                                                               (D) 4








17. Find the value of sum of 2A+B and 4A-2B when A=B =2?
            (A) 6                                                        (B) 8
            (C) 12                                                      (D) 10

18. Assume that 3y = 2 then the value of 9y+3y is?
(A) 3                                                          (B) 5                     
(C) 4                                                        (D) 6
19. Find the value of 52 + 25 -33 ?
            (A) 30                                                                 (B)50
            (C) 40                                                                 (D) none of these

20. The product of two integers is zero. If one of them is -567 then the other number is
            (A)   0                                                                      (B)  567
            (C)   -567                                                              (D)  1/567
21. The area of a rectangular park is 527 m2. If its length is 31 m, then its perimeter is
            (A) 17 m                                                               (B) 48 m
            (C) 96 m                                                               (D) 56 m

22. The ratio between two numbers is 3 : 4 and their sum is 84. The difference between
      the numbers is
            (A) 1                                                                          (B) 7
            (C) 12                                                                        (D) 16

23. The value of x which satisfies the equation 2x +5 = 27 is
(A) 2                                                                                      (B) 3          
             (C) 5                                                                                       (D) 11
24. The sum of exterior angles of a triangle is -----
          (A) 900                                                                                      (B) 1800
          (C) 2700                                                                                    (D) 3600


25. If the sum of four times of number and 12 is 20, then  the number is
(A) 5                                                                       (B) 2                    
(C) 3                                                                       (D) 4
26.       Which should come next?
            144, 121, 100, 81, 64, ?
            (A) 17                          (B) 19                          (C) 36                          (D) 49

27.       Find the missing number
5
6
7
8
9
24
35
48
63
?
            (A) 37                          (B) 18                          (C) 92                          (D) 80

28.       How many 6s are there in the following number sequence each of which is immediately followed by an even number and immediately preceded by an odd number:
            3 6 2 5 6 3 2 6 3 2 6 2 7 6 4 6 5 8 7 6 7 6 4 2 6 8 

            (A) 1                            (B) 2                            (C) 3                            (D) 4

29.       ‘Island’ is related to ‘Ocean’ in the same way as ‘Star’ is related to _________.
            (A) Sky                       (B) Earth                     (C) Sun                        (D) Twinkle

30.       In English alphabet if 1 is written for A and B, 2 is written for C and D; 3 is written for E and F and so on so forth (and further alike) find out the second letter in the pair substituted for no.11

            (A) X                           (B) U                           (C) V                           (D) Z

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